Single stone diamond ring, brilliant diamond weight

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 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 1.60ct diamond single stone ring, the round brilliant cut diamond, estimated weight 1.65cts in a four claw raised setting with plain tapered shank size M, in white on yellow metal stamped '18ct, Pla

(18287) A single-stone diamond ring. The tapered band, to the square setting, with claw-set brilliant-cut diamond. Estimated diamond weight 0.65ct, J-K colour, P2 clarity. Ring size P. Weight 7.9gms.

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 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.

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, with tapered shoulders. Diamond weight 0.33ct, stamped to band, estimated J-K colour, P1-P2 clarity. Hallmarks for London. Ring size

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

A 14ct gold diamond single-stone ring. The brilliant-cut diamond, with tapered shoulders. Diamond weight 0.20ct, stamped to band, estimated I-J colour, SI2-P1 clarity. Hallmarks for Birmingham. Ring s

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.

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, with tapered shoulders. Estimated diamond weight 0.70ct, K-L colour, P2-P3 clarity. Hallmarks for Birmingham, 1997. Ring size N1/2. W

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 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.

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, with tapered band. Estimated diamond weight 0.35ct, G-H colour, VS clarity. Hallmarks for Birmingham, 1987. Ring size N1/2. Weight 2.

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, with tapered shoulders. Estimated diamond weight 0.50ct, tinted colour, P2 clarity. Hallmarks for Edinburgh. Ring size I1/2. Weight 2

A platinum diamond single-stone ring. The brilliant-cut diamond collet, with tapered shoulders. Diamond weight 0.16ct, stamped to band, estimated H-I colour, P1 clarity. Hallmarks for London. Weight 3

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, with plain band. Estimated diamond weight 0.15ct, J-K colour, SI clarity. Hallmarks for Birmingham. Ring size O 1/2. Weight 2.8gms. O

A diamond single-stone ring. The brilliant-cut diamond, with tapered shoulders. Estimated diamond weight 0.25ct, I-J colour, SI2-P1 clarity. Ring size O. Weight 3gms.

A mid 20th century 18ct gold diamond single-stone ring. The brilliant-cut diamond, with rose-cut diamond sides. Estimated brilliant-cut diamond weight 0.50ct, I-J colour, P1 clarity. Ring size R. Weig

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.

A diamond single-stone ring. The brilliant-cut diamond, to the plain band. Estimated diamond weight 0.60ct, tinted colour, VS clarity. Weight 2.7gms.

A diamond single-stone ring. The brilliant-cut diamond, to the tapered band. Estimated diamond weight 0.60ct, K-L colour, VS2-SI1 clarity. Weight 3.4gms.

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, to the tapered sides. Estimated diamond weight 0.50ct, tinted colour, SI clarity. Hallmarks for Birmingham. Ring size M1/2. Weight 5g