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Turquoise and diamond ring, large oval polished cabochon bezel set in 18ct yellow gold surround by a cluster of grain set round brilliant cut diamonds with milgraining detail, stamped '750', size P, approx. Weight 9.7 grams

A fabulous turquoise and diamond dress ring, 18ct white gold, made as a large modern cluster styled dress ring, featuring a round, low cabochon cut piece of turquoise, bright light aqua in colour, measuring 14mm, bezel set within a micro pave set diamond e

10ct yellow gold and turquoise & pearl ring, weight: approx 13.4 grams, size: K-L/5

Antique 18ct yellow gold, turquoise & pearl ring circa 1870, weight: approx 2.7 grams, size: S/9

Vintage yellow gold turquoise and pearl ring weight: approx 2.18 grams, size: P-Q/8 (tests as 8ct)

A turquoise and diamond ring by Gary Bradley, of sculptural design featuring a round turquoise cut en cabochon and highlighted by three round brilliant cut diamonds, mounted in 18ct gold, signed, ring size O-P

Victorian 9ct gold and turquoise ring, weight: approx 1.5 grams (tested as 9ct)

18ct yellow gold, turquoise & diamond ring, weight: 10.9 grams, size: N/6-7

A vintage turquoise and seed pearl ring, central turquoise with a seed pearl to either side, raised claw setting; 9ct gold. Ring size O. Weight 2.2g.

A turquoise and gold cocktail ring, centrally set with an oval turquoise cut en cabochon to a pierced radiating frame and split band, mounted in 18ct gold, ring size L. Condition: ring presents in good condition. Rubbed marks to outside of wirework shank.

Silver, amethyst and turquoise ring, size: S/9

Vintage 15ct yellow gold turquoise & pearl ring weight: approx 1.8 grams, size: Q-R/8

A turquoise dress ring, central cabochon cut turquoise in a raised claw setting; 14ct gold. Ring size K1/2. Weight 3.9g.

Antique18ct yellow gold & turquoise ring approx 2.5 grams, size M/6

Platinum and turquoise 'Trio' ring, Verdura, of architectural design accented with three cylindrical-shaped turquoise looped between parallel wire connectors to a continuous ribbed hoop, size O, signed Verdura. Accompanied by a Verdura box.

Yves Saint Laurent, turquoise 'Arty' ring, gold tone hardware, stamped 'Yves Saint Laurent', with dustbag and box, size 7

10ct yellow gold, turquoise & pearl ring approx 3.8 grams, size J-K/5 (note marked 18ct, tests as 10ct)

A Victorian style 9ct gold half hoop ring, set with turquoise and cultured pearls. Size N1/2.

A 22ct gold stone set ring, centring a cabochon turquoise to white stone set shoulders. Size Q. Wt. 4.2g.

A turquoise and diamond ring, the oval turquoise cut en cabochon, surrounded by a double row of round brilliant cut diamonds, mounted in 18ct white gold, ring size M.

18ct yellow gold and turquoise ring approx 3.3 grams, size 7/M-N

18ct yellow gold and turquoise ring with colourless stones surrounding the centre stone, approx 3.7 grams, size M/6

A cabochon turquoise and diamond cocktail ring, 14ct yellow gold. Weight 12.78 grams. Ring size J ½. Stamped 14k, 585

Gold and sapphire ring 16ct yellow gold, with two rows of cabochon sapphires, together with a 14ct yellow gold and turquoise ring (2) weight approximately 5.2 grams

A c.1900 18ct. yellow gold and turquoise bridge ring, the five oval graduating turquoise cabochons held by claws including some as plain flowerheads

Handmade Persian turquoise & silver set, including bracelet and ring

18ct white gold, turquoise and diamond ring, of cluster design centring an oval-shaped turquoise weighing approximately 11.65 carats framed with twenty-eight brilliant-cut diamonds together weighing approximately 0.90 carats, size J

A vintage 14ct yellow gold and turquoise ring. One stone missing (Af). Size 'R'. Weight: 3.7g

A Victorian 15ct gold love heart ring; double love heart cluster set with a turquoise and a pearl surrounded by 20 old round cut diamonds to a bow surmount set with 9 old round cut diamonds. Size N O. Wt. 5g

Turquoise and diamond Gypsy ring set in 18ct yellow gold

A sterling silver turquoise, coral, amethyst and pearl ring

A George II memento mori turquoise and black enamel gold ring, 1759, centring an oval-shaped turquoise cabochon, the shank composed of continuous S-scroll motifs, with gold lettering 'DEP OB: 10 JULY 1759 AE 77', maker's mark W.H, enamel deficient, ring si