Antique or vintage diamond and tourmaline ring

Taffin Natural Pearl and Tourmaline Flower Ring

Platinum, natural pearl, tourmaline and diamond flower ring, Taffin. Modelled as a flowerhead set to the centre with a 10 mm natural button pearl framed by carved and polished pink tourmaline petals to gallery, shoulders and band pave-set with diamonds…

Autore Pearl and Gemstone Ring

18ct white gold, sapphire, tourmaline, diamond and Australian South Sea pearl ring, Autore, of bombe design centring a 13.00 mm cultured pearl surmounted above an openwork surround decorated with marquise-shaped sapphires, circular-cut Paraiba tourmaline…

Indicolite Tourmaline and Blue Spinel Ring by Costagli

Paolo Costagli, tourmaline, spinel and diamond ring, set with an oval-cut indicolite tourmaline, weighing 3.06 carats, flanked by cushion-shaped blue spinels, weighing 2.79 carats, estimated diamond weight 0.25 carats, signed Costagli New York, mounted in…

Green Tourmaline and Diamond Modernist Ring

Green tourmaline and diamond ring, of modernist design, centring a pair of emerald-cut green tourmaline collet-set above an architectural mount pave-set with brilliant-cut diamonds, the diamonds together weighing approximately 1.65 carats, mounted in 18ct…

Autore Pearl, Tourmaline & Diamond Ring

18ct white gold, tourmaline, diamond and Australian South Sea pearl ring, Autore, of bombe design centring a round 16.00 mm cultured pearl surmounted above an openwork collet decorated with rose and brilliant-cut diamonds, and circular-cut Paraiba…

Buccellati Tourmaline and Diamond Ring

18ct bi-colour gold, tourmaline and diamond ring, Buccellati, the oval cabochon green tourmaline framed by a burin engraved collet bet ween textured open work shoulders embellished with brilliant-cut diamonds to a continuous engraved half hoop, size L,…

Paraiba Tourmaline & Diamond Ring in 18ct White Gold

A Paraiba tourmaline ring, the round tourmaline weighing 0.69cts, bordered and shouldered by round brilliant cut diamonds, in 18ct white gold, ring size M.

Pink Tourmaline and Diamond Ring in 18ct White Gold

A pink tourmaline and diamond ring, the oval tourmaline of 10.47 carats. 18ct white gold. Weight 8.28 grams. Size L.

Pink Tourmaline & Black Diamond Bombe Ring

18ct pink gold, tourmaline and diamond ring, of bombe design, the top pave-set with circular-cut pink tourmalines and brilliant-cut fancy black diamonds, the tourmaline and rubies together weighing approximately 9.91 carats and 1.88 carats respectively,…

Pink Tourmaline and Sapphire Starburst Ring

18ct white gold, pink tourmaline, sapphire and diamond ring, designed as a starburst centring an oval pink tourmaline framed by brilliant-cut diamonds further surrounded by a double border of circular-cut sapphires and oval tourmalines to a scalloped…

A modern large 18ct yellow gold, palladium, tourmaline and diamond ring, the 11.75ct. green tourmaline of mixed oval cut and 'bluish/yellowish green' and of 'vivid saturation' and 'loupe clean', framed by an encircling tier of 20 modern round brilliant…

Pink Tourmaline and Diamond Ring

18ct gold, tourmaline and diamond ring, centring a collet-set pear-shaped pink tourmaline, between shoulders pave-set with brilliant-cut diamonds, the tourmaline and diamonds together stated to weigh 20.29 carats and 0.61 carat respectively, size N.

Tourmaline and diamond ring, the cushion-shaped tourmaline weighing approximately 6.30 carats, surrounded by 22 round brilliant-cut diamonds, stamped 18K, 5.3 gm, ring size O.

Tourmaline and Diamond Ring with Platinum Setting - Size M

Tourmaline and diamond ring; centring a bezel-set rectangular step-cut bluish green tourmaline measuring approximately 3.33 carats, flanked by a pair of rectangular step-cut mid-pink tourmalines to tapered diamond-set shoulders, the pink tourmalines and…

Oval Tourmaline Ring with Diamond Halo in White Gold

Tri-colour tourmaline ring, 18ct white gold featuring an oval cut 4.43ct tourmaline, halo set with diamonds that continue down a split shank, stamped '750', size P1/2, certificate

Green Tourmaline and Diamond Ring

Michal, a tourmaline and diamond ring, centrally set with a cushion-shaped green tourmaline weighing 5.33 carats within a border of round brilliant-cut diamonds, estimated total diamond weight 1.20 carats, mounted in bi-coloured gold, gross weight…

Pink Tourmaline and Diamond Ring in Bi-Coloured Gold

A tourmaline and diamond ring, centering a fancy-cut pink tourmaline, weighing approximately 9.80 cts, flanked with pave-set round brilliant-cut diamond shoulders, estimated total diamond weight 1.30 cts, mounted in 18ct bi-coloured gold, ring size O

Bvlgari Allegra Gemstone Ring

A gem-set ring by Bvlgari, from the 'Allegra' collection, of geometric design set with coloured gems in varying cuts and round brilliant cut diamonds, signed, in 18ct gold, ring size O, boxed. With topaz, pink tourmaline,

Emerald Cut Tourmaline and Diamond Ring

A tourmaline and diamond ring, centrally set with an emerald cut tourmaline weighing 7.63cts, within a border of round brilliant cut diamonds and diamond set shoulders and shank, in 18ct white gold, ring size N-O

Tourmaline and diamond ring, the square step-cut tourmaline, estimated weight 110 carats, within a round brilliant-cut diamond surround, estimated total diamond weight 0.30 carats, stamped 18K yellow gold, weight 7.6gm, ring size O 1/2.

Green Tourmaline and Diamond Ring in Bi-Coloured Gold

A tourmaline and diamond ring, centring an oval-shaped green tourmaline, weighing approximately 3.30 cts, to a round brilliant-cut diamond surround and gold leaf accents, signed white, estimated total diamond weight 0.65ct, mounted in 18ct bi-coloured…

Multi-Coloured Tourmaline and Diamond Cross Ring

A multi-coloured tourmaline and diamond cross ring, modelled as a cross, the front of the ring set with five tourmaline of orange, pink and green hues, set within a round brilliant-cut diamond border, diamonds approximately 1.00 carat total, tourmalines…

Emerald-Cut Pink Tourmaline Diamond Ring, Size L

Platinum, pink tourmaline and diamond ring, the emerald-cut pink tourmaline stated to weigh 6.45 carat is half collet-set, above pave-set brilliant-cut diamond shoulders, size L.

Pink Tourmaline & Diamond Ring

A pink tourmaline and diamond ring. The pear cut pink tourmaline of 7.84cts, surrounded by round brilliant cut diamonds, mounted in 18ct white gold, ring size M.

Green Tourmaline and Diamond Ring in 18ct White Gold

A tourmaline and diamond ring, featuring an emerald cut green tourmaline weighing 4.70cts, flanked by round brilliant cut diamonds totalling 1.10cts, in 18ct white gold, ring size I.

Pink Tourmaline and Diamond Platinum Ring

A three stone tourmaline and diamond ring, featuring a central oval pink tourmaline weighing an estimated 2.98cts, flanked by round brilliant cut diamonds totalling 0.60cts, in platinum, ring size L. Condition: the ring presents in very good condition…

Oval Tourmaline and Diamond Ring in 18ct Gold and Platinum

18ct gold, platinum, tourmaline and diamond ring, the oval pink tourmaline partially collet-set between shoulders pave-set with brilliant-cut diamonds, the tourmaline and diamonds together stated to weigh 5.47 carats and 0.69 carat respectively, size M.

Oval Tourmaline and Diamond Ring by Rutherfords

A tourmaline and diamond ring, featuring an oval tourmaline weighing an estimated 6.15cts, flanked by a trefoil of round brilliant cut diamonds in millegrain decoration, in two tone 18ct white gold, ring size P, retailed by Rutherfords.

18ct Gold Tourmaline & Diamond Ring, Size U/10

18ct gold, tourmaline (4.89ct) & diamond ring includes pear shaped dark green tourmaline surrounded by 14 brilliant cut diamonds TDW 0.98, G-H, VS-SI, total weight 8.2 grams. Size U/10

Bombe Pink Tourmaline Diamond Ring, 18ct Gold, Size O

18ct gold, pink tourmaline and diamond ring, of bombe design, centring a trilliant-cut pink tourmaline stated to weigh 6.15 carats, within textured gold and pave-set diamond surround, the diamonds together stated to weigh 0.72 carat, size O.

Green Tourmaline and Diamond Ring

A tourmaline and diamond ring, the oval green tourmaline of estimated weight 9.58 carats framed by a line of round brilliant cut diamonds. 18ct white gold. Weight 14.88 grams. Size N ½.

Bi-Coloured Tourmaline and Diamond Ring

A tourmaline, coloured diamond and diamond ring, of bi-coloured design, the rectangular-shaped green tourmaline, weighing 8.86 carats, mounted within a scrolling yellow gold surround, set throughout with round brilliant-cut black diamonds, with…

Tourmaline and Diamond Ring in 14ct White Gold

14ct white gold tourmaline and diamond ring centre tourmaline 4.50 0ct, 18 round white diamond. Total weight 1.00 ct. Colour H-I, Clarity SI1-SI2. Total weight approx 6.5 grams.

Green Tourmaline and Spinel Ring by Paolo Costagli

Paolo Costagli, tourmaline, spinel and diamond ring set with an oval-cut green tourmaline with known weighing 2.26 carats, between oval-shaped pink spinels, estimated diamond weight 0.30 carats, signed Costagli New York, mounted in 18ct gold, weight 6.5gm…

Tourmaline and Diamond Gold Ring with Enamel Detail

Cazzaniga, 18ct gold, tourmaline, diamond and enamel ring. Centring an emerald-cut tourmaline weighing approximately 3.15 carats, within a surround of brilliant-cut diamonds together weighing approximately 0.40 carats, to tapered shoulders detailed with…

18ct Two-Tone Gold Tourmaline & Diamond Ring

An 18ct two-tone gold tourmaline and diamond ring, centring an emerald-cut green tourmaline weighing an estimated 5.24 carats, within a border of round brilliant-cut diamonds, ring size L 1/2, retailed by Catanachs.

Blue Topaz, Tourmaline & Diamond Ring in 18ct White Gold

A blue topaz, tourmaline and diamond ring, the central faceted topaz weighing 8.12 carats, with blue tourmaline and diamond set shoulders. 18ct white gold. Weight 10.58 grams. Size M.

Dior Gemstone Ring with Diamonds in White Gold

A gem set ring by Christian Dior, centrally set with an oval cut blue topaz, pink tourmaline and green peridot, with diamond detail throughout, mounted in 18ct white gold, ring size J, boxed.

Paraiba Tourmaline and Diamond Ring in 18ct White Gold

A Paraiba tourmaline and diamond ring, centrally set with an oval tourmaline of 1.07cts, surrounded by a double halo of diamonds, with further diamond detail to the shoulders, mounted in 18ct white gold, ring size M.

Oval Tourmaline, Sapphire and Diamond Ring in 18ct Gold

A tourmaline, sapphire and diamond ring, centrally set with an oval tourmaline weighing 4.95cts, flanked by an orange trilliant cut sapphire to either side, all surrounded by a border of brilliant cut diamonds, in 18ct gold, ring size K

Gem-set Rings with Diamonds and Tourmaline

Two gem-set rings, comprising: a silver topped 14ct gold ring set with an oval-shaped pink tourmaline, weighing approximately 3.55 carats, to a pierced openwork frame set with rose-cut diamonds; a platinum topped 18ct gold, pierced open-work plaque-design…

Pink Tourmaline and Diamond Ring in 14ct Two Tone Gold

A tourmaline and diamond ring, featuring an oval pink tourmaline weighing 4.84cts, flanked by pierced diamond set shoulders, in millegrain decoration, in two tone 14ct gold, ring size O.

Oval Yellow Tourmaline and Diamond Ring

A tourmaline and diamond ring, featuring an oval yellow tourmaline weighing an estimated 10.45cts, within curved stepped borders of round brilliant cut diamonds, in 18ct white gold, ring size O.

Pink Tourmaline and Diamond Ring by Kevin Hitchins

A pink tourmaline and diamond ring by Kevin Hitchins, centrally set with an oval cut rubellite, with diamond detail, handcrafted in 18ct gold, ring size N.

Marquise Diamond Tourmaline Gold Ring, 18ct, 10.7g, N-O Size

Tourmaline, diamond and yellow gold ring rubbed 18ct marks, with marquise cut diamonds, Approx weight 10.7 grams, ring size N-O,

Green and pink tourmaline ring, 14ct yellow gold, bezel set with a chrome green tourmaline with pink baguette cut tourmalines channel set down the shoulders, pave set with fine brilliant cut diamonds, marks indistinct, size M, total weight 13.8 grams

Pink Tourmaline & Diamond Ring in 18ct Gold

A pink Rubellite and diamond ring, centrally set with an emerald cut pink tourmaline of 3.14cts, surrounded and shouldered by round brilliant cut diamonds, mounted in 18ct gold, ring size O. Condition: ring presents in as new condition and stones are…

Pink Tourmaline & Ruby Diamond Ring in White Gold

An 18ct white gold tourmaline and diamond ring, centring an approx. 15ct cushion shape cabochon pink tourmaline above a high gallery and shoulders set with 4 marquise cut rubies, baguette and tapered baguette cut diamonds, size L, wt. 10.2g.

Rectangular Tourmaline & Diamond Ring in White Gold

A diamond and tourmaline ring. The central rectangular tourmaline of estimated weight 4.85 carats and set either side with a baguette diamond. 14ct white gold. Weight 5.84 grams. Size R.

Art Deco Tourmaline and Diamond Ring

An 18ct white gold Art Deco style tourmaline and diamond ring, featuring a long emerald cut blue green tourmaline of approx. 3ct to geometric surround and split shoulders set with 58 round brilliant cut diamonds and 4 carre cut blue sapphires, width 23 mm…

Pink Tourmaline Ring with Diamonds and Sapphires

A custom made rubelite, pink sapphire and diamond ring, semi bezel set oval cut pink tourmaline centre of estimated weight 2.30 carats, accented with eighty grain set round brilliant cut diamonds of estimated total weight 0.80 carats and twenty-eight…

Rubelite Tourmaline & Diamond Ring by Musson

Tourmaline, diamond and 18ct yellow gold ring by Musson . Approx 1@ Rubelite Tourmaline 3.72ct oval cabochon. Round brilliant cut diamonds total weight 1.83ct, F-G colour, VS-Si, weight 9.7 grams

Art Deco Rubellite and Diamond Ring

An 18ct white gold Art Deco style rubellite and diamond ring, centring a cushion cut rubellite tourmaline of approx. 2.6ct, to rectangular plaque top set with 29 round brilliant cut diamonds, size at top 17 x 14.5 mm, size J, wt. 5.31g.

Green Tourmaline and Diamond Signet Ring

A diamond and tourmaline ring, the signet style ring set with an oval green tourmaline of estimated weight 2.99 carats, in a carre cut diamond set surround, the eighteen diamonds of estimated total weight 2.50 carats. 18ct yellow gold. Weight 17.78 grams.…

Green Garnet, Tourmaline, and Diamond Ring

A green garnet, tourmaline and diamond ring, set with a faceted pear shaped green garnet of approximately 5.00cts, flanked by pear shapd pink tourmalines, bordered by round brilliant cut diamonds; 18ct white and yellow gold. Weight 5.1g. Ring size L.

Green Tourmaline and Diamond Ring in 18ct White Gold

A tourmaline and diamond ring, centering a faceted green tourmaline, measuring approximately 11.10 x 9.78 x 7.61 mm, flanked by round brilliant-cut diamonds, signed white, estimated total diamond weight 0.85 ct, mounted in 18ct white gold, size P

Pink Tourmaline & Diamond Ring, 18ct White Gold

A pink tourmaline and diamond ring, the central oval pink tourmaline estimated weight 3.62cts, within a surround of fourteen brilliant cut diamonds and two princess cut diamonds, estimated total diamond weight 0.52cts, in 18ct white gold, ring size N.

Green Tourmaline and Diamond Ring in 18ct White Gold

Diamond ring, centring a step-cut green tourmaline above brilliant-cut diamond set shoulders, mounted in 18ct white gold, size R

18ct Tourmaline & Diamond Ring with Cross-Over Design

18ct 42 stone green, pink tourmaline and diamond ring fancy cross over design, channel set with pave set shoulder diamonds approx. TDW 0.18cts

Green Fluorite and Pink Tourmaline Diamond Ring

A Fluorite, tourmaline and diamond ring, centrally set with a pear cut green flourite of 4.16ct, flanked by two pear cut pink tourmalines and surrounded by round brilliant cut diamonds, mounted in 18ct white gold, ring size M

Tourmaline, Diamond & Peridot Ring, 18ct White Gold

A tourmaline, diamond and peridot ring, centring a rectangular step cut green tourmaline of approx. 9.93ct, between split shoulders each set with 3 trilliant cut peridots and 2 round brilliant cut diamonds, in 18ct white gold, size O, wt. 12.9g, with copy…

Mint Tourmaline and Diamond Split Shoulder Ring

A tourmaline and diamond ring, featuring a round mint green blue tourmaline (possibly Paraiba), estimated as 1.57ct, to surround and split shoulders set with round brilliant cut diamonds totalling 0.71ct, size M1/2

Antique Dearest Ring with Traditional Stones and Diamond Detail

An antique Dearest ring, set with the traditional stones of diamond, emerald, amethyst, ruby, emerald, sapphire and tourmaline with diamond detail in 18ct gold, ring size L

Green Fluorite and Pink Tourmaline Ring with Diamond Detail

A green fluorite and pink tourmaline (rubelite) ring with diamond detail, in 18ct white gold

Pink Tourmaline and Diamond 18ct Gold Ring

Tourmaline, diamond and 18ct yellow gold ring marked 18ct, eighteen round brilliant cut diamonds total weight 0.72ct, pink tourmaline oval cut 5.40ct calculated weight, ring weight 8.5 grams, ring size N

Green Tourmaline & Diamond Ring in 18ct White Gold

18ct white gold green tourmaline and diamond ring, diamond.36ct VS G/G, tourmaline 1.60ct

An 18ct gold tourmaline doublet and diamond ring, centring an emerald cut doublet surrounded by 18 channel set round brilliant cut diamonds totalling an estimated 0.54ct, to jubilee style shoulders, size at top 16.5 x 13.5 mm, wt. 17.74g.

Rose Gold Tourmaline Diamond Floral Swirl Ring

An 18ct rose gold, tourmaline and diamond ring, the open swirling and floral styled design including five pink and three green tourmalines of 1.20cts and highlighted with two curved rows of brilliant cut diamonds of 0.25ct.

Green Tourmaline and Diamond Ring in 18ct White Gold

A tourmaline and diamond ring, the rectangular green tourmaline set either side with a baguette diamond. 18ct white gold. Weight 7.07 grams. Size R ½.

Green Tourmaline and Diamond Ring by Paolo Costagli

Paolo Costagli, a tourmaline and diamond ring, set with a hexagonal-shaped green tourmaline, weighing 2.76 carats, to round brilliant-cut diamond shoulders and mount, estimated diamond weight 0.32 carats, signed Costagli New York, mounted in gold, ring…

Multi Gem Oval Plaque Ring in 14ct Gold

14ct gold and multi gem ring. The oval plaque, set with vari-cut gemstones including diamond, ruby, emerald, sapphire, coral, opal, zircon, tourmaline, quartz, garnet and pearl, ring size J 1/2.

18ct Yellow Gold Tourmaline & Diamond Ring (28.5g)

Fantastic 18ct yellow gold tourmaline and diamond ring, 28.5g

Pink Tourmaline and Diamond Ring, 18ct Rose Gold

A pink tourmaline and diamond ring, centrally set with an oval cut rubellite of 3.03cts, surrounded by round brilliant cut diamonds totalling 0.43cts, mounted in 18ct rose gold, ring size L

18ct White Gold Tourmaline and Diamond Ring

An 18ct white gold tourmaline and diamond ring, featuring a long radiant cut blue green, possibly pariabia, tourmaline of approx. 2.70ct to surround of 28 round brilliant cut diamonds above split shoulders, size L, top 17.5 x 8.5 mm, wt. 4.84g.

Green Tourmaline & Diamond Ring in 18ct White Gold

Green tourmaline and diamond ring 3.75ct rectangular cut with 28 round brilliant cut diamonds = 0.14cts grain set in each shoulder 18ct white gold, size 'M'

White gold and mint green tourmaline and diamond ring, 18ct white gold ring, bezel-set with a rare sugarloaf cabochon natural mint green tourmaline. Shank adorned with ten small round brilliant-cut diamonds, stamped 'Ln, 750', size L 1/2, total weight 6…

Dearest Gemstone Ring by Kozminsky

A Dearest ring, a modern interpretation of the antique gypsy band style, comprising the following gems, the first letter of each gemstone to spell the word 'Dearest' - diamond, emerald, amethyst, ruby, emerald, sapphire and green tourmaline. 18 carat…

187ct Green Tourmaline Ring with Diamonds in 18ct Gold

Gorgeous green tourmaline ring, crafted in 18ct yellow gold with a centrally set 187ct medium to strong blueish olive green coloured tourmaline oval cut and accented by 6=0.18ct round brilliant cut diamonds GH colour VS clarity. Size:N1\2. Weight:6.4…

18ct White Gold Tourmaline & Diamond Ring, Size S

An 18ct white gold diamond & gem set ring; centring a purple/red tourmaline estimated as 2.3ct to surround and shoulders set with 40 round brilliant cut diamonds. Size S. Wt. 10.9g

Green Tourmaline and Diamond Ring in 9ct Yellow Gold

Tourmaline and diamond set 9ct yellow gold ring marked 375, 1@ green rectangular cut tourmaline 12.50ct cal. Ring size M, weight 7.3 grams

18ct Rose Gold Pink Tourmaline Diamond Ring (2.81ct)

Pink tourmaline diamond ring, set in 18ct in rose gold, twd; 2.81ct

18ct Tourmaline and Diamond Ring with Gemmologist's Report

An 18ct tourmaline and diamond ring, featuring one oval mixed cut tourmaline of reported total weight 1.20 carats, accented by 10 x round brilliant cut diamonds of reported total weight 0.35 carats, G-I colour, Vs-Si clarity. 18ct yellow gold. Weight 6.12…