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A pair of 10ct white gold topaz and diamond drop earrings, each earring set with a 1.08ct trilliant cut Swiss Blue topaz claw set and suspended from a diamond framed 0.51ct trilliant cut London Blue topaz, hooks for pierced ears with back closure, TTW 3.20

A 9ct gold antique brooch set with a golden topaz and filigree mount

A pair of 18ct white gold topaz, turquoise & diamond earrings, two briolette topaz, 2.00ct, two cabochon turquoise, 10 mm, round brilliant cut diamonds, 0.25ct mounted in white gold pendant with a trace chain Wt 10 grams

Nine silver pendants on chains, set with blue topaz, paua shell, mother of pearl, zirconia, and synthetic turquoise, total wt. 36g.

An 18ct white gold topaz and diamond pendant, featuring a step cut blue topaz of approx. 7.3ct to surround and bail set with a total of 60 round brilliant cut diamonds, length 23 mm.

A 9ct rose gold gemset ring, rub set with an oval cut amethyst, topaz and citrine, size P, wt. 4.84g.

A pair of drop earrings, featuring blue topaz of approx. 3.2ct in total, with 36 round single cut diamonds of 0.18ct in total, 10ct white gold. Weight 2.98g. With valuation.

A pair of 9ct yellow gold drop earrings, set with blue topaz. Weight 1.4g. No butterflies.

A topaz and diamond ring, oval facetted cut topaz set in claws, with eight single cut diamonds on each shoulders, set in 10ct white gold. Size O. Weight 2.9g

An antique pendant, set with colourless sapphires, Burgundy colour garnet and blue topaz, on 14ct rose gold. Length 5.5 cm. Weight 3.9g.

Topaz and 14ct white gold ring, marked 585FB. Approx weight 7.3 grams, ring size O

Blue topaz, diamond set 9ct yellow gold ring, marked 9k. Appro@ 7.3 mm @ 5.6 mm bezel set oval cut London blue topaz. 6@ round brilliant cut diamonds. Total ting weight 3.3 grams, ring size O

Amethyst and topaz set 9ct yellow gold ring, marked 375. Approx weight 1.9 grams, ring size J

Multi gemstone and 9ct yellow gold ring, marked 375. Set with amethysts, topaz, garnets, citrines. Approx weight 4.85 grams, ring size R

Topaz, diamond and 14ct yellow gold pendant, and chain. Marked 14k Approx length 46 cm

Topaz and diamond set 14ct yellow gold ring, marked 14k. Approx weight 3.14 grams, ring size O

A topaz and diamond pendant by Wempe, of modernist design, featuring a marquise shaped topaz suspended below an articulated topaz and diamond set surmount, on a fine trace chain, in 18ct white gold, boxed.

A topaz and diamond ring, the rectangular cut topaz weighing 6.80cts, within a border of round brilliant cut diamonds totalling 0.44cts in millegrain decoration, in 14ct white gold, ring size O 1/2.

A topaz and diamond dress ring, featuring a rectangular yellow topaz weighing 4.15cts, within a decorative border of round brilliant cut diamonds weighing 0.40cts, in 14ct white gold, ring size O.

A pair of Tahitian pearl and gemset earrings, 8.9-9.4 mm round oval cultured pearls to silver stud fittings set with oval cut blue topaz.

A 9ct gold Mystic topaz and diamond ring, featuring a step cut mystic topaz 13.9 x 10 mm, to triangular shoulders set with 2 single cut diamonds, size S, wt. 4.15g.

A pair of topaz and pearl stud earrings, set in 9ct gold with oval cut blue topaz and cultured freshwater pearl drops, length 21 mm.

A silver bracelet, set with nine round cut blue topaz, in a cord design setting. Diameter 65 mm. Weight 24.3g

A multi-gem dress ring, set with peridot, topaz, amethyst, citrine and garnet on sterling silver. Size N-O. Weight 6.9g

A topaz and peridot ring, on 18ct white gold. Size O. Weight 6.6g

A dress ring, set with graduated stones: amethyst, topaz and peridot, on sterling silver by Rabana. Size L. Weight 4.8g

A blue topaz and diamond ring, cushion cut stone of 7.50ct surrounded by 20 round cut diamonds, of approx. 0.18ct in total, set in 9ct yellow gold. Size R-S. Weight 5.7g

A 9ct yellow gold bracelet, set with ten oval cut light blue stones (sapphires or topaz). Weight 5.8g

A topaz and diamond ring, the Imperial topaz of square cut, with two round cut diamond on shoulders, set in 10ct yellow gold. Size N-O. Weight 3g.

A dress ring, set with marcasite and brown topaz, on sterling silver. Size P. Weight 17.5g

An 18ct topaz, turquoise and diamond necklace

A loose Imperial topaz, Brazil, 31ct

Lady's 9ct gold, topaz and diamond ring, featuring central round cut, light blue topaz, surrounded by white gold circular setting, accented with two round brilliant cut diamonds

9ct yellow gold, diamond and gemstone ring, in the form of a butterfly featuring two round single cut, black diamonds, with two round cut, dark blue sapphires, two round cut, light green emeralds, four round cut, yellow citrines and four round cut, pink to

Pair of 9ct gold, topaz and diamond earrings, each featuring a round cut, light blue topaz, surrounded by white gold circular setting accented with two round brilliant cut diamonds

Black coral and silver pendant, modern Art pendant set with peridot, citrine, garnet and blue topaz to represent coral in the sea, enhanced in a fancy sterling silver setting, approx weight 60 grams

Topaz and diamond set 9ct yellow gold ring, marked 9k, approx weight 2 grams, ring size N 140412

Topaz and 9ct yellow gold ring, marked 375, approx weight 2.6 grams, ring size K. 140414

Topaz, diamond and 10ct yellow gold ring, marked 10k, approx weight 1.4 grams, ring size O

Topaz and diamond set 9ct yellow gold stud, earrings, approx weight 0.80 grams

London blue topaz and 9ct yellow gold ring, marked 9ct, approx weight 3.96 grams, ring size L-M

18ct gold, platinum, citrine, diamond and ruby 'Bird-on-a-Rock' brooch, Jean Schlumberger for Tiffany & Co., modelled as a bird, pave-set with brilliant-cut diamonds, the eye accented by a circular-cut ruby, highlighted with a gold plume, perched above a c

Topaz pendant and brooch i 9ct yellow gold pendant set with 5.60ct rectangular cut blue topaz. II 9ct yellow gold brooch set with a 2.15ct rectangular cut topaz. Weight 8.0 grams

9ct & sterling silver single topaz pendant, fancy scroll framed oval brilliant cut bright blue topaz approx 8.35ct

9ct white gold 13 stone topaz & diamond pendant, central oval mixed cut topaz approx. 3.11ct with surround of modern brilliant cut diamonds

Victorian single topaz ring, rectangular mixed cut, Glasgow 1886

A striking blue topaz and diamond set cross pendant, 18ct white gold, handcrafted by Ann Middleton Jewellers, presented as a series of four faceted blue topaz stones, cut to create a cross shaped pendant, each intense bright blue in colour with intricate l

A pair of sterling silver topaz and diamond earrings, two round topaz, 0.40ct with round diamonds, 0.08ct mounted in silver halo earrings, Wt 1.7grams

A 14ct gold multi colour gem set suite, ring and half hoop earrings channel set with blue topaz, amethyst, garnet, citrine and prasiolite, one earring missing a citrine, ring size P, wt. 13.03g.

A black jade diamond and stone set ring, centring a blue oval topaz surrounded by single cut diamonds set in silver, size M.

Topaz set silver halo ring approx ring size N + adjustable

Multi gemstone set 9ct yellow gold brooch, set with a diamond, topaz, emerald, sapphire, amethyst. Marked 9k. Approx weight 4.67 grams,

Blue topaz set 9ct yellow gold ring marked 375 GM. Approx weight 2.7 grams

Topaz and diamond set 9ct yellow gold bracelet approx 19 cm length, weight 7.77 grams

A dress ring, oval facetted blue topaz, surrounded by colourless stones. Size adjustable. Weight 5.4g.

A gem set ring, garnet, peridot, citrine, amethyst and topaz. 9ct yellow gold. Size O. Weight 2.5g

A blue topaz ring, emerald cut stone in sterling silver adjustable setting. Weight 6g

A silver pendant, set with a topaz. Weight 3.7g

A dress ring, featuring an oval cut blue topaz surrounded by 12 diamonds, in 9ct yellow and white gold setting. Size P. Weight 2.8g

A pair of ear studs, oval cut deep blue topaz, on 18ct yellow gold. Weight 2.3g

A 14ct white gold diamond and stone set ring, centring a blue oval topaz surrounded by 18 round brilliant cut diamonds, size N.

An 18ct white gold topaz necklace, collet set with 60 blue oval topaz totalling approx. 172cts to a parrot clasp, length 91 cm.

An 18ct stunning blue topaz and diamond set pendant on a rope twist chain with matching earrings

Orange topaz ring featuring an oval cut orange topaz, with three round brilliant cut diamonds to either side all claw set in 18ct white gold upon an 18ct yellow gold band, stamped '18c'

Multi gem bracelet in the style of Bvlgari Allegra, with a mix of cabochon and faceted peridots, amethysts, garnets, topaz, citrines and tourmaline with diamonds claw set in 18ct yellow gold with a tongue clasp, stamped '750'

Multi gem bracelet in the style of Bvlgari Allegra, with a mix of cabochon and faceted peridots, amethysts, garnets, topaz, citrines and tourmaline with diamonds claw set in 18ct yellow gold with a tongue clasp, stamped '750'

Two stone set dress rings, comprising an 18ct white gold oval floral cluster ring, set with a pale blue aquamarine to centre, claw set within a frame of smaller brilliant cut diamond petals, finished on smooth band, along with a 9ct yellow gold three stone

A blue topaz dress ring and gold wedder, 9ct yellow and white gold, the dress ring of vintage style made as a wide flat gold band overlaid with a swirled rail of white gold, detailed by a single oval light blue topaz, claw set, along with an 18ct yellow go

A blue topaz and diamond set band ring, 9ct yellow gold, made as a half hoop band ring of low profile, set across top with four round blue topaz of bright light blue colour, spaced by six tiny diamonds also claw set, merging to smooth band.

Topaz and sterling silver drop earrings marked 925

Silver and topaz earrings and ring set, mid century pieces with screw back clip fittings, unmarked, ring size L-M

Lavender pearl, topaz and ruby earrings set on sterling silver shepherd hooks, 11.5 cm round cultured pearl

Sterling silver swallow brooch set with topaz, rubies and diopside. With gilt highlights

A topaz and diamond ring, the stylised bow, comprising carved blue topaz panels centred with round brilliant cut diamonds, in 18ct white gold, ring size N.

9ct 'Dearest' ring. Set with diamond, amethyst, ruby, emerald, sapphire & topaz. Size Q, W1.49g

A 9ct yellow gold ring, set with multi-coloured stones, comprising tourmaline, topaz, amethyst, citrine and prasiolite, of square or brilliant cut. Size M-N. Weight 1.9g.

A pair of topaz and diamond earrings, trilliant cut blue topaz, of approx. 1.40ct in total, and two smaller topaz of approx. 0.60ct in total, with 36 diamonds of approx. 0.18ct. Set in 10ct white gold. Weight 3.25g cm.

A multi gem bangle, set with peridot, garnet, citrines, topaz, amethyst and cubic zirconia, on sterling silver. 11 gems and 12 cubic zirconia . Weight 13.2g. Size 6.5 x 5.5 cm

Four loose topaz, oval facetted cut, of approx. 0.80ct each.

A 9ct white gold blue topaz and diamond ring, the oval chequerboard cut blue topaz claw set and surrounded by thirty-four small round brilliant cut diamonds, the upright claws each with a diamond set to the top, the mount and shoulders decoratively pierced

A 14ct white gold blue topaz and diamond ring, the 18.99ct emerald cut topaz claw set with 0.38ct round brilliant cut diamond set to each shoulder, TDW 0.76ct.

A 9ct yellow gold blue topaz pendant, one emerald cut topaz, 5.00ct mounted in a gold frame with enhancer clip

Diamond and pink topaz set 9ct gold earrings with lever backs, marked 375. Approx weight 2 grams

Topaz, diamond and 14ct yellow gold stud earrings. Approx weight 0.78 grams

Topaz and diamond set 10ct white gold ring London blue topaz center stone with diamond set shoulders marked 10k. Approx cushion cut size 10 mm x 10 mm. Ring size N-O. 2.8 grams

Pair of 18ct white gold, topaz and diamond cufflinks, Garrard each centring a circular high dome cabochon blue topaz framed by a border of brilliant-cut diamonds, terminating in a rectangular tip over, diameter 16.60 mm, signed Garrard. Accompanied by a Ga

18ct gold, diamond, pearl and gem-set 'Allegra' necklace, Bulgari the collar designed as a series of variously-shaped multi-coloured gemstones, including citrine, amethyst, tanzanite, rubellite, blue topaz and green tourmaline alternating between concave b

18ct gold, diamond and gem-set bracelet the sprung cuff decorated with collet-set gemstones including citrine, peridot, blue topaz, pink tourmaline, garnet and amethyst between bamboo-shaped connectors pave-set at intervals with brilliant-cut diamonds, gro

18ct white gold, diamond and gem-set 'Allegra' ring, Bulgari designed as a split hoop of articulated design, decorated with variously-cut multi-coloured gemstones including rhodolite garnet, peridot and blue topaz, between shoulders box-set with brilliant-

Topaz and diamond cluster ring, one 18ct yellow and sterling silver tested as 18ct and silver set with, one apprp x 1.44ct cushion cut topaz mid bright orange-ish yellow colour transparent and surrounded with 16x old European cut diamonds H\Si, circa late

A pair of chandelier style diamond & gemstone drop earrings, 18ct white gold, made as fine, modern chandelier style drops, featuring a top floral cluster with multi coloured gems, dropping to a scrolled diamond panel with three defined tassel style drop pa

A London blue topaz and diamond cluster pendant on chain, 14ct white gold, made as a simple oval shape pendant of fixed design featuring a central oval blue topaz of intense deep blue colour, weighing approximately 9.00cts, claw set in four corners, framed

Ladies sterling silver and topaz necklace, with central topaz

A topaz and diamond ring, oval cut topaz of approx. 0.75ct surrounded by small diamonds, in a 10ct yellow gold setting. Size N. Weight 3.4g

A large topaz ring, emerald cut blue topaz, on 9ct yellow gold. Size L-M. Weight 8.7g

A blue topaz ring, brilliant cut stone set in 9ct yellow gold. Size N. Weight 4.7g