A brilliant-cut diamond single-stone ring. Diamond estimated weight 1.60cts, I-J colour, VS clarity.

A diamond single-stone ring. The brilliant-cut diamond, within a square-shape surround and geometric engraved shoulders. Estimated diamond weight 0.25ct, J-K colour, VS clarity. Ring size O. Weight 3.

Three rings. To include a brilliant-cut diamond collet single-stone ring, together with an 18ct gold and 9ct gold band ring. Estimated diamond weight 0.15ct, J-K colour, SI clarity. Hallmarks for Lond

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.

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.

(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.

A diamond single-stone ring. The brilliant-cut diamond, to the rose-cut diamond shoulders and plain band. Principal diamond estimated weight 0.20ct, I-J colour, SI clarity. One rose-cut diamond defici

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 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, to the tapered band. Estimated diamond weight 0.45ct, J-K colour, P2 clarity. Hallmarks for London. Ring size M. Weight 3.3gms. Overa

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, 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, 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 tapered shoulders. Estimated diamond weight 0.25ct, I-J colour, SI2-P1 clarity. Ring size O. Weight 3gms.

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

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, with square-shape diamond line sides, to the angular shoulders. Principal diamond estimated weight 0.25ct, H-I colour, VS clarity. Ring size M.

An 18ct gold diamond single-stone ring. The brilliant-cut diamond collet, with tapered shoulders. Estimated diamond weight 0.30ct, I-J colour, P1-P2 clarity. Hallmarks for Birmingham, 2000. Ring size

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, to the tapered shoulders and plain band. Estimated diamond weight 0.25ct, I-J colour, P1 clarity. Hallmarks for London. Weight 2.7gms

A diamond single-stone ring. The brilliant-cut diamond, to the foliate shoulders and plain band. Estimated diamond weight 0.25ct, I-J colour, SI clarity. Weight 2.6gms.

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, within an illusion mount, to the plain band. Estimated diamond weight 0.20ct, tinted colour, VS clarity. Hallmarks for London, 1978.

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, 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.