A single stone diamond ring. Brilliant c

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

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, 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 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

A diamond single stone ring, the brilliant cut diamond, estimated to weigh 0.15 carats, in a claw setting, finger size O 1/2

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.

(546813-5-A) A diamond single-stone ring. The brilliant-cut diamond, to the slightly tapered band. Estimated diamond weight 1.40cts, H-I colour, SI clarity. Ring size L. Weight 2.6gms.

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.

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, to the tapered sides and plain band. Estimated diamond weight 1ct, tinted colour, SI2-P1 clarity. Hallmarks for Sheffield. Weight 3.6

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

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, with tapered band. Estimated diamond weight 0.75ct, H-I colour, VS2-SI1 clarity. Hallmarks for London. Ring size M. Weight 8.4gms. Ov

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, within a raised four-claw setting, to the plain band. Diamond weight1.01ct, stamped to band, estimated J-K colour, P2 clarity. Hallma

A diamond single-stone ring. The brilliant-cut diamond, to the tapered band. Estimated diamond weight 1.10cts, J-K colour, P1 clarity. Weight 3.7gms.

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, with tapered band. Diamond weight 2cts, tinted colour, P1-P2 clarity. Hallmarks for Sheffield. Ring size N1/2. Weight 3.7gms.

A diamond single-stone ring. The brilliant-cut diamond, to the tapered shoulders and plain band. Estimated diamond weight 1ct, tinted colour, VS clarity. Weight 2.1gms.

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, with calibre-cut diamond line sides. Principal diamond estimated weight 0.75ct, K-L colour, SI clarity. Hallmarks for Sheffield. Ring

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, to the tapered shoulders and plain band. Estimated diamond weight 0.65ct, K-L colour, P1 clarity. Hallmarks for Birmingham. Weight 3g

A diamond single-stone ring. The brilliant-cut diamond, to the similarly-cut diamond line sides and millegrain border. Principal diamond estimated weight 0.55ct, J-K colour, VS2-SI1 clarity. Weight 3.

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, to the tapered shoulders and plain band. Estimated diamond weight 0.50ct, H-I colour, SI clarity. Hallmarks for Birmingham. Weight 3.

A platinum diamond single-stone ring. The brilliant-cut diamond, to the tapered shoulders and plain band. Estimated diamond weight 2.35cts, I-J colour, P3 clarity. Hallmarks for London, 2004. Weight 5