A single stone diamond ring, with an oval brilliant cut

A jade single-stone and diamond accent ring. The oval jadeite cabochon, with brilliant-cut diamond sides, to the plain band. Weight 3.5gms. Jade untested.

Two 18ct gold diamond and gem-set rings. To include an oval opal cabochon single-stone ring with brilliant-cut diamond stepped sides, together with a ruby and diamond cluster ring. Estimated total dia

Lady's 18k rose gold carnelian and diamond flower ring consisting of 7 oval faceted carnelian stones, 81 round single cut diamonds with an estimated total weight of 0.40cts and 6 round brilliant cut d

A single stone diamond ring, the round brilliant cut diamond, estimated weight 0.80ct, in a four claw Tiffany style setting, to plain shoulders and shank, size P, unhallmarked yellow metal tests to at

An Art Deco single stone diamond ring, the round brilliant cut diamond in illusion setting, pierced and carved shoulders and plain shank marked '18ct' and 'plat' . L1/2, 2.7 grams

A single stone diamond ring, claw set round brilliant cut diamond, approximate diameter 4.8mm, estimated approximate weight 0.40ct, tapered chenier shoulders, size I½, unmarked, tested as 18ct

An impressive single stone diamond ring, the old round brilliant cut diamond, estimated weight 2.61cts, in a plain raised six claw setting of white precious metal, tests for 18ct white gold; ring size

PLATINUM 1.78 CT RUBY & DIAMOND RING: Single oval brilliant cut 1.78 CT ruby is featured in a unique vertical platinum setting amid a bezel of .53 CT diamonds. Size 6.5. Total weight 3.9 grams. Sold w

A diamond single-stone ring. The brilliant-cut diamond, with tapered shoulders. Estimated diamond weight 5cts, I-J colour, P1-P2 clarity. Ring size M1/2. Weight 5.8gms.

A diamond single stone ring, the brilliant cut diamond, weighing 2.14 carats, in a four claw setting, finger size P 1/2

A diamond single-stone ring. The brilliant-cut diamond, with crossover gallery and tapered shoulders. Estimated diamond weight 0.75ct, G-H colour, VS clarity. Ring size N. Weight 3.6gms.

A DIAMOND SINGLE-STONE RING The brilliant-cut diamond weighing 0.75ct within a four-claw setting to a plain gold hoop, mounted in 18K gold, ring size L Please note that the diamond is laser inscribed

A diamond single stone ring, the brilliant cut diamond, estimated to weigh 1.00 carat, in four claw setting, stamped 950, finger size K 1/2

A diamond single stone ring, the brilliant cut diamond, estimated to weigh 0.85 carats, in a claw setting, stamped 18ct, finger size L

A diamond single-stone ring. The brilliant-cut diamond, within an elongated claw setting, to the tapered band. Estimated diamond weight 1.10ct, I-J colour, P1-P2 clarity. Ring size Q. Weight 3.6gms.

A diamond single-stone ring. The brilliant-cut diamond, with tapered shoulders. Estimated diamond weight 0.50ct, I-J colour, P2-P3 clarity. Ring size K1/2. Weight 3.6gms.

A platinum diamond single-stone ring. The brilliant-cut diamond, with tapered shoulders. Diamond weight 0.33ct, stamped to band, estimated H-I colour, SI clarity. Hallmarks for London. Ring size L1/2.

A diamond single-stone ring. The brilliant-cut diamond, with tapered band. Estimated diamond weight 0.35ct, H-I colour, SI clarity. Ring size L. Weight 4.4gms.

A diamond single-stone ring. The brilliant-cut diamond, with openwork gallery and textured shoulders. Estimated diamond weight 0.50ct, tinted colour, SI2-P1 clarity. Ring size L. Weight 2.5gms.

A platinum diamond single-stone ring. The brilliant-cut diamond, to the asymmetric shoulders. Estimated diamond weight 0.30ct, I-J colour, SI2-P1 clarity. Hallmarks for Birmingham. Ring size N. Weight

A diamond single-stone ring. The brilliant-cut diamond collet within a halo surround and asymmetric shoulders. Estimated diamond weight 0.15ct, I-J colour, SI clarity. Ring size N1/2. Weight 2.4gms.

A diamond single-stone ring. The brilliant-cut diamond, with stylised petal surround and tapered band. Estimated diamond weight 0.25ct, H-I colour, VS clarity. Italian marks. Ring size I1/2. Weight 2.

A diamond single-stone ring. The brilliant-cut diamond, within an illusion setting, to the textured asymmetric shoulders. Estimated diamond weight 0.35ct, H-I colour, P1 clarity. Ring size G1/2. Weigh

A single stone diamond ring, featuring a claw set round brilliant cut diamond measuring 4.17mm in a yellow metal collet on a yellow metal band stamped '585', ring size K1/2, total weight of item 2.4g