Antique or vintage diamond and tanzanite ring

25.4ct Tanzanite & 2.46ct Diamond Ring in 18ct White Gold

A tanzanite and diamond ring, featuring an oval tanzanite weighing 25.4cts, within a border of round brilliant cut diamonds weighing 2.46cts, in 18ct white gold, ring size N.

Vivid Tanzanite & Diamond Ring in 18ct White Gold

7.80ct tanzanite and diamond ring deep vivid violet blue, VVS clarity 18 x round brilliant cut diamonds - 1.80 cts total weight, F-G colour, clarity SI 7.10 grams, size 'N', 18ct white gold

10.44ct Tanzanite and Diamond Ring in 18ct White Gold

A tanzanite and diamond ring, featuring a square cushion cut tanzanite weighing 10.44cts, within a border of twelve round brilliant cut diamonds weighing 3.97cts, in 18ct white gold, ring size O-P

Tanzanite and Diamond Ring with 16.73 Carat Stone

A tanzanite and diamond ring, the cushion-shaped tanzanite, weighing 16.73 carats, within a border of twenty-four round brilliant-cut and four princess-cut diamonds, with pierced scrolling gallery, diamonds approximately 0.44 carat total, mounted in 18…

9ct Tanzanite & Diamond Ring in 18ct White Gold

A tanzanite and diamond ring, featuring a pear cut tanzanite weighing 9.0cts, within a border of round brilliant cut diamonds totalling 1.35cts, in 18ct white gold, ring size N-O.

9.5ct Tanzanite & Diamond Ring with 130 Diamonds

Spectacular tanzanite and diamond ring, 9.5ct tanzanite surrounded with 130 baguette and round diamonds

Platinum Tanzanite & Diamond Ring with 8.82ct Stone

Platinum tanzanite & diamond ring, rectangular mixed cut violet blue tanzanite approx. 8.82ct with eight channel set princess cut shoulder diamonds

5.40ct Tanzanite & Diamond Ring in 18ct White Gold

A tanzanite and diamond ring, centrally set with an emerald cut tanzanite of 5.40cts surrounded and shouldered by round brilliant cut diamonds totalling 0.90cts,\mounted in 18ct white gold, ring size N.

6.31ct Tanzanite & Diamond White Gold Ring

A 14ct white gold tanzanite & diamond ring, one pear shaped tanzanite, 6.31ct with twenty one round diamonds, 0.60ct mounted in a white gold ring, Wt 6grams

8.33ct Tanzanite and Diamond Ring in 18ct White Gold

A diamond and tanzanite ring, centrally set with an oval tanzanite of 8.33cts, surrounded by baguette and brilliant cut diamonds totalling 3.25cts, mounted in 18ct white gold, ring size J

Vivid Tanzanite Ring with Diamond Accents in White Gold

Trilliant cut tanzanite ring, the central feature being a deep vivid violet blue coloured 5.90ct tanzanite with VVS clarity which is accentuated by 55=0.85ct round brilliant cut diamonds. Mounted in 18ct white gold. Weight: 6.80 grams. Size: M.

Trilliant Tanzanite Ring with Diamonds and Certificate

7.39ct Trilliant cut tanzanite ring exceptional violet blue, 76 round brilliant cut diamonds colour G-H, Clarity SI-P1 18ct white gold size K with box & authenticity certificate 7.90 grams

18ct White Gold Tanzanite & Diamond Ring, 9.00ct

An 18ct white gold tanzanite and diamond ring, one rectangular cushion cut tanzanite, 8.00ct with one hundred ninety eight round brilliant cut diamonds, 1.00ct, size Wt 7.87 grams

Tanzanite and Diamond Ring in 18ct White Gold

18ct white gold, tanzanite and diamond ring, 7.5 ct tanzanite with 34 diamonds (G-H, VS2-SI1) total cts, total weight 5.5 grams

Tanzanite and Diamond Ring with Half Moon Accents

A tanzanite and diamond ring, the cushion cut tanzanite 11 mm x 8.2 mm of estimated weight 4.25 carats flanked by two half moon shape diamonds and 10 round brilliant diamonds channel set down the band. 18ct white and yellow gold. Weight 8.2 grams. Size M.

Cushion Tanzanite Diamond Ring in 18ct White Gold

A tanzanite and diamond ring, the cushion cut tanzanite of 6.75cts, flanked by two round brilliant cut diamonds totalling 0.80cts, mounted in 18ct white gold, ring size O

Blue Tanzanite and Diamond Ring

18ct white gold tanzanite and diamond ring featuring centre, round cut vivid blue tanzanite 6.37ct, moderate-heavy inclusions, 20 round single cut diamonds 0.40ct TDW, H/I, VS-Si, four claw and bead set. Total item weight: 6.5 grams finger size: M

Tanzanite and Diamond Ring in White Gold

A tanzanite and diamond ring, the oval-shaped tanzanite set between a pair of diamond-set shoulders, to the trifurcated diamond-set half-hoop, tanzanite weighs approximately 8.40 carats, diamonds approximately 0.60 carat total, mounted in 18 carat white…

Tanzanite and Diamond Polygonal Ring

18ct white gold, tanzanite, diamond and onyx ring, of open work polygonal design centring a pear-shaped tanzanite bordered by pave-set brilliant-cut diamond and polished onyx surrounds accented by baguette diamonds, the tanzanite and diamonds together…

Platinum Tanzanite & Diamond Ring, 6.37ct with Vivid Saturation

A platinum tanzanite and diamond ring. The E.G.L certificate states that the cushion cut tanzanite has an approximate weight of 6.37ct, colour violet blue, saturation vivid (plus). (Note: this is the top of the saturation range). The shoulders are pave…

7.80ct Tanzanite and Diamond Ring in 18k White Gold

Tanzanite and diamond ring, featuring an oval, 7.80ct tanzanite, vivid medium violet blue colour and accented by six white diamonds with a total weight of 0.80ct. All mounted in 18ct white gold. Weight: 5.1 grams. Size: M. Marked 18k.

Violet Tanzanite & Diamond Ring, 18ct White Gold

A glorious tanzanite and diamond ring featuring a 4.54ct, cushion cut, violet blue coloured, tanzanite with accompanying brilliant cut diamonds, weighing 0.76ct, Hi colour, Si clarity. Crafted in 18ct white gold. Weight7.4 grams. Size N1\4.

Tanzanite and Diamond Ring in White Gold

14ct white gold, diamond and tanzanite ring, oval shaped tanzanite, prong setting, carat total weight 8, very good cut, clarity type 2. Surrounded by 28 round white diamonds, prong set, carat total weight 1.90, colour G-H, clarity SI1-SI2, total weight…

Trilliant Tanzanite Ring with Diamond Accents

Terrific tanzanite ring having a trilliant cut 7.60ct fine blue violet coloured tanzanite and 4= 0.27ct top light brown colour Si clarity round brilliant diamonds. Finished in 9ct white gold. Weight: 9.3 grams.

18ct Two Tone Gold Tanzanite and Diamond Ring

Tanzanite and diamond set 18ct two tone gold ring by Percy Marks. Marked PM 750. Approx tanzanite size 9 mm x 12 mm x 5.5 mm (depth estimated), diamonds baguette cuts diamonds total weight 0.53ct. 12x round brilliant cut diamonds total diamond weight 0…

Tanzanite and Diamond Ring in 18ct White Gold

18ct white gold, tanzanite and diamond ring, centring a cushion-cut tanzanite weighing approximately 4.50 carats, within a rectangular surround of brilliant-cut diamonds together weighing approximately 0.24 carats, size O.

18ct White Gold Tanzanite Ring with Diamonds

Large tanzanite ring. Set in 18ct white gold. 22 surrounding diamonds & 10 shoulder diamonds. Central stone 5+cts, Wt. 2.5g (total)

10.47ct Tanzanite & Diamond Ring in 14ct White Gold

14ct white gold tanzanite and diamond ring, centre oval cut natural 10.47ct tanzanite with 1.15cts (total diamond weight) VS-SI, G-H. Total weight 5.16grams

Tanzanite and Diamond Ring by Browns

18ct white gold, tanzanite and diamond ring, Browns. centring an oval tanzanite weighing approximately 8.90 carats framed by a double border of brilliant-cut diamonds together weighing 1.60 carats, size N, signed Browns.

Emerald Cut Tanzanite and Diamond Ring in White Gold

A tanzanite and diamond ring, featuring an emerald cut tanzanite weighing 4.86cts, within a border of round brilliant cut diamonds, in 18ct white gold, ring size K.

Oval Tanzanite and Diamond White Gold Ring

14ct white gold and tanzanite ring Oval tanzanite 3.50ctst, 12 diamonds (total carat weight 1, colour H-I, clarity SI1-2). Total weight approx 4.5grams

Tanzanite and Diamond Ring, 18.56ct, 18ct White Gold

A tanzanite and diamond ring, featuring a tanzanite cut en cabochon weighing 18.56cts, within diamond set shoulders totalling 0.25cts, in 18ct white gold, ring size M.

7.35ct Tanzanite & Diamond Ring in 14ct White Gold

A tanzanite and diamond ring, featuring a round tanzanite weighing an estimated 7.35cts, bordered and shouldered by round brilliant cut diamonds totalling an estimated 0.80cts, in 14ct white gold, ring size M. In very good condition with all stones secure…

18ct White Gold Tanzanite and Diamond Ring

Tanzanite and diamond set 18ct white gold ring marked 750, 1.66ct tanzanite, total diamond weight 0.54ct, ring weight 3 grams, ring size K-L. 6675103

18ct Gold Tanzanite Diamond Ring with 13.32ct Emerald Cut

18ct yellow gold tanzanite diamond ring, set with one emerald cut medium dark 13.32ct tanzanite, flanked by four bead set round brilliant cut diamonds H colour VS2-Si clarity size O

1.95ct tanzanite, diamond and 18ct white gold ring marked 750. Approx 1 step cut tanzanite 1.95ct strong deep purple blue colour, included, 62 Rbc diamonds = 0.53ct, ring size M, weight 3.2 grams, 2308004

Tanzanite and Diamond Ring in 18ct White Gold

Tanzanite and diamond ring with an oval cut, deep to medium transparent violet. Blue coloured tanzanite 4ct and accompanied by 2=0.16ct G coloured VS clarity round diamonds. Finished in 18ct white gold. Weight: 4.5 grams. Size: L1\2.

Violet Tanzanite and Orange Sapphire Ring

White, gold tanzanite, sapphire and diamond ring featuring a 5.85ct,bright oval cut, violet colured, tanzanite and 2x 0.64ct trilliant cut, bright, deep orange coloured sapphires. Also set are 32x 0.015ct Hi\SI2 round brilliant cut diamonds. Weight 5.8…

Tanzanite and Diamond Bird Ring

A tanzanite and diamond bird ring, the trilliant cut tanzanite of 3.78cst, flanked by round brilliant cut diamonds totalling 0.17cts, mounted in 18ct gold, with an adjoining diamond set bird in 18ct white and yellow gold, ring size L-M

Tanzanite and Diamond Ring in White Gold

14ct white gold, tanzanite and diamond ring with 6.00ct Tanzanite and 20 diamonds (0.90ct) colour H-I and clarity SI1-SI2, total weight approx 5.0 grams

Rose Gold Tanzanite Halo Ring with Diamond Accents

14ct rose gold tanzanite and diamond halo ring featuring centre, oval cut, vivid blue tanzanite (9.70ct), 4-claw set, with 80 round brilliant cut diamonds (0.59ct TDW, colour G-J, clarity Si-P2), bead set

Bombe Tanzanite, Sapphire & Diamond Ring

18ct white gold, tanzanite, sapphire and diamond ring, of bombe design, centring an oval-cut tanzanite, the circular mount alternating with rows of round brilliant-cut diamonds and pyramidal sapphires cut en cabochon, size M.

Blue Tanzanite and Diamond Halo Ring in 14ct Yellow Gold

14ct yellow gold tanzanite and diamond halo ring featuring centre, oval cut, vivid blue tanzanite (8.18ct), 4-claw set, with 80 round brilliant cut diamonds (0.60ct TDW, Colour G-J, Clarity SI-P2), bead set. Size M

Art Deco Tanzanite and Diamond Ring in Platinum

An Art Deco-style tanzanite and diamond ring; central round cut tanzanite in a diamond set filagree mount; platinum. Ring size I1/2. Weight 5.2g.

Tanzanite and Diamond Ring by Charles Edwards Jewellers

Diamond and tanzanite ring oval faceted tanzanite = 3.53cts featuring 62 round brilliant cut diamonds est' total weight = 1.08cts colour G-H, clarity SI made by Charles Edwards Jewellers 18ct white gold size K 1/2, 9.10 grams

Tanzanite and Diamond Ring in White Gold

A tanzanite and diamond ring, the oval tanzanite of estimated weight 4.90 carats in a pierced diamond mount. 18ct white gold. Weight 8.37 grams. Size Q.

6ct Tanzanite & Diamond Ring in 18ct White Gold

A tanzanite and diamond ring, set with a cushion-shaped tanzanite, weighing approximately 6.00 carats, to a surround of round brilliant-cut diamonds, estimated total diamond weight 0.40 carats, mounted in 18ct white gold, size M.

Tanzanite and Diamond Ring, 18ct White Gold

A tanzanite and diamond ring, the tear-drop shaped tanzanite of known weight 2.44 carats, surrounded by small brilliant cut diamonds of total known weight 0.53 carat. 18ct white gold. Weight 3.48 grams. Ring size K½. Stamped 750

Tanzanite and Diamond Ring in 18ct White Gold

Bright tanzanite and diamond ring manufactured in 18ct white gold with the central feature being a 2.50ct oval cut purple-violet blue coloured transparent tanzanite and six = 0.30ct round brilliant cut diamonds G colour SI clarity. Weight: 4.2 grams.

Vivid Tanzanite and Diamond Ring with Yellow Gold Mounting

Large tanzanite and diamond ring an outstanding, deep, vivid blue coloured, oval cut 2.20ct bezel set tanzanite, emphasised by 12=0.96ct H colour Si P1 clarity round brilliant diamonds. Mounted in 14ct yellow gold. Weight5.1 grams. Size L trio of opals…

Intense Blue Tanzanite Ring with Diamond Accents

A ring, mounted in 18K white gold with 6 claws the round cut tanzanite of intense blue with purple overtones weighs approximately 5.00ct with 8 channel set round brilliant cut diamonds totalling approximately 0.25ct.

Art Deco Tanzanite Sapphire Diamond Ring

Art Deco style, tanzanite, sapphire and diamond ring, set in 18ct white gold, ring weight 3 grams, ring size J-K 1.30ct oval tanzanite, 16@ round brilliant cut diamonds total 0.47ct Si-I clarity, G-H colour, 16@ tapered baguette sapphires 0.28ct total

Cerrone Tanzanite and Diamond Ring

Tanzanite and diamond ring by Cerrone; centring a long cushion cut tanzanite estimated as 4.7ct adjacent to ten princess cut shoulder diamonds totalling approx. 0.50ct in 18ct white gold. Size N. Wt. 6.7g.

Tanzanite and Diamond Ring in 18ct White Gold

18ct white gold tanzanite and diamond ring. The cushion cut tanzanite weighs approximately 2.32ct and is surrounded by diamonds and with diamond set shoulders 32 diamonds = 0.48ct approximately

Costagli Blue Zircon & Tanzanite Diamond Ring

Paolo Costagli, zircon, tanzanite and diamond ring, the oval-shaped blue zircon, with estimated weight 12.40 carats, set between triangular-shaped tanzanites, the mounted accented with round brilliant-cut diamonds, estimated total diamond weight 0.40…

Tanzanite and Diamond Ring in 18ct Gold

18ct gold, tanzanite and diamond ring, centring a bezel-set cushion-cut tanzanite weighing approximately 3.70 carats, flanked by channel-set baguette-cut diamonds together weighing approximately 0.50 carats, size L.

Tanzanite and Diamond Ring in 18ct White Gold

A tanzanite and diamond ring, centrally set with cushion cut tanzanite weighing 1.85cts, within a border of round brilliant cut diamonds and diamond set shoulders, in 18ct white gold, ring size T-U

6.15ct Tanzanite and Diamond Ring in 18ct White Gold

A tanzanite and diamond ring, centrally set with a round brilliant cut tanzanite weighing 6.15cts, with small brilliant cut diamonds to the coronet and shoulders, in 18ct white gold, ring size L-M

18ct Gold Tanzanite & Diamond Ring with Heavy Inclusions

Tanzanite and diamond ring, 18ct yellow gold stamped 18kand 750 set with one 4.10ct Zoisite type tanzanite 10.8 x 7.30 mm rectangular cushion cut deep darkish violet blue colour heavy inclusions seen also set are two 0.235ct Jk\SI2\P1 round brilliant cut…

18ct White Gold Tanzanite & Diamond Ring with Princess Cut

An 18ct white gold tanzanite and diamond ring, set across the top with 3 round cut pale tanzanites to shoulders channel set with 10 princess cut diamonds, and gallery set with 20 round brilliant cut diamonds, size G 1/2.

Platinum Tanzanite & Diamond Ring with Baguette Accents

Platinum tanzanite & diamond ring, single marquise cut medium blue tanzanite approx 1.15cts with stepped shoulders set with 20 baguette cut diamonds

Tanzanite and Diamond Gold Ring

18ct yellow and white gold tanzanite ring. A strong blue oval tanzanite approximately 1.42cts, set in white gold with 2 x 0.25ct colour H. Clarity VS2., diamonds to a half round yellow gold band. Weight 6.9grams.

Tanzanite and Diamond Ring in White Gold

Tanzanite and diamond ring set in 18ct white gold with 1x 3ct, oval cut strong purple blue coloured tanzanite and 50=0.63ct Gh\Si\P1 round brilliant diamonds. Weight 4.9 grams. Size: N1\2.

Art Deco Tanzanite and Diamond Ring

A 14ct white gold tanzanite and diamond Art Deco style ring, a 7.44ct oval cut, purplish-blue tanzanite (included), bezel set, with eighteen round brilliant cut diamonds and twelve princess cut diamonds in the Art Deco stylised mount, TDW 0.69ct.

Tanzanite & Diamond Ring in 14ct White Gold

14ct white gold, tanzanite (2.31ct) & diamond ring includes 6 diamonds TDW 0.15, G-H, SI1-2, total weight 4.0 grams. Size O/7.

Castellani Tanzanite and Diamond Ring with Floral Detailing

Castellani, tanzanite and diamond ring, featuring a 3.63ct pear shaped tanzanite with six marquise and two round cut diamonds creating floral detailing to the side, weighing approximately 0.20ct, G colour, VS clarity, stamped 'Castellani G18K, approx.…

4ct Tanzanite & Diamond Ring in 18ct Gold

A tanzanite & diamond ring; centring a round cut tanzanite estimated as 4ct adjacent to two pear shape shoulder diamonds totalling approx. 1ct, VS in 18ct gold. Size M. Wt. 4.4g.

18ct White Gold Tanzanite & Diamond Ring

An 18ct white gold, tanzanite (1.29ct) and diamond ring

Tanzanite and Diamond Ring in White Gold

14ct white gold, tanzanite (2.5ct) & diamond ring, incorporating diamonds TDW= approx 1ct in a claw mount, weight: approx 4.2 grams, size: O/7

Tanzanite & Diamond Ring in 14ct White Gold

14ct white gold, tanzanite (2.60ct) & diamond ring, 14 diamonds colour G-H, clarity SI1-2, total weight approx 5.8 grams.

Tanzanite and diamond gold ring with princess cut shoulders

14ct yellow gold tanzanite and diamond ring, with a pear shaped tanzanite and having four princess cut diamonds on each shoulder

3.00ct Tanzanite & Diamond Ring in 14ct White Gold

14ct white gold tanzanite & diamond ring. The central cushion cut tanzanite has an approximate weight of 3.00ct and is set either side with a round brilliant cut diamond

18ct. White Gold Tanzanite, Sapphire & Diamond Art Deco Ring

An 18ct. white gold tanzanite sapphire and diamond Art Deco style ring, the 1.22ct. oval cut tanzanite in a rub-over mount with a teardrop shape sapphire to each side and surrounded by 72 round brilliant cut diamonds in a delicate pierced mount.

14ct Gold Tanzanite & Diamond Halo Ring with Certificate

A 14ct yellow gold tanzanite and diamond ring, the 4.25ct cushion cut blue tanzanite framed by a halo of small brilliant cut diamonds, plain forked shoulders. With AIG certificate for the tanzanite.

Platinum Tanzanite Ring with Baguette Diamonds, Size M

Platinum, modern ring, conisisting of one triangular shaped tanzanite, of reported weight 1.67ct, in a three claw settng, the ring is accented on shoulders with nine baguette cut diamonds, of reported . 30cts total weight. Ring size M. Finished weight 8…

Tanzanite and Diamond 18K White Gold Ring

Tanzanite and diamond set 18ct white gold ring marked 750 18k. Approx 1@ oval cut tanzanite 1.87ct, round brilliant cut diamond total weight 0.97ct, ring size M-N, weight of ring 6.5 grams

Violet Tanzanite and Diamond Ring in White Gold

14ct white gold tanzanite and diamond ring featuring centre, oval cut, violet blue tanzanite (2.10ct), 4-claw set, with 2 round brilliant cut, diamonds, prong-set either side

Tanzanite and Diamond Ring in 18ct White Gold

Tanzanite and diamond ring featuring a rectangular cushion cut tanzanite, weighing approximately 3.50ct, with seventy two round brilliant cut diamonds in a surround and on the shoulders, claw and pave set in 18ct white gold, stamped '18K D0.44'

Art Deco Tanzanite, Sapphire & Diamond Ring

An 18ct. white gold tanzanite, sapphire and diamond Art Deco style ring, the 1.51ct oval cut tanzanite in a rub-over mount, surrounded by 18 rectangular cut blue sapphires, seven small round brilliant cut diamonds to the top and base with a further two…