A square-shape diamond single-stone ring.Estimated

A platinum diamond single-stone ring. The square-shape diamond, with tapered band. Estimated diamond weight 0.25ct, H-I colour, SI clarity. Hallmarks for Birmingham. Ring size K 1/2. Weight 2,9gms. Ov

A diamond single-stone ring. The square-shape diamond, with tapered shoulders. Diamond weight 0.25ct, stamped to band, estimated H-I colour, SI clarity. Hallmarks for Birmingham. Ring size I1/2. Weigh

A diamond single-stone ring. The square-shape diamond, to the tapered shoulders and plain band. Estimated diamond weight 1ct, L-tinted colour, SI clarity. Ring size M. Weight 3.8gms.

A platinum diamond single-stone ring. The square-shape diamond, to the tapered shoulders and plain band. Estimated diamond weight 0.40ct, I-J colour, SI clarity. Hallmarks for Birmingham, 2001. Weight

An 18ct gold diamond single-stone ring. The square-shape diamond, with tapered shoulders. Estimated diamond weight 0.45ct, J-K colour, VS clarity. Hallmarks for Birmingham. Ring size K. Weight 3gms.

(1345) A platinum diamond single-stone ring. The square-shape diamond, with tapered shoulders. Diamond weight 0.47ct, stamped to band, estimated K-L colour, SI2-P1 clarity. Hallmarks for London. Ring

An 18ct gold diamond single-stone ring. The square-shape diamond, with tapered band. Estimated diamond weight 0.30ct, I-J colour, SI clarity. Hallmarks for London, 2010. Ring size N. Weight 3.9gms.

An 18ct gold diamond single-stone ring. The square-shape diamond, between brilliant-cut diamond tapered line sides. Principal diamond estimated weight 0.20ct, H-I colour, SI2-P1 clarity. Hallmarks for

An 18ct gold diamond single-stone ring. The square-shape diamond, with tapered shoulders and plain band. Estimated diamond weight 0.50ct, H-I colour, P1 clarity. Import marks for London, 1997. Ring si

An 18ct gold diamond single-stone ring. The square-shape diamond, with tapered band. Diamond weight 0.35ct, stamped to band, estimated tinted colour, P1 clarity. Hallmarks for Birmingham. Ring size M.

An 18ct gold diamond single-stone pendant. The square-shape diamond with tapered surmount. Diamond weight 0.25ct, stamped to mount, estimated H-I colour, SI clarity. Length 1.2cms. Weight 0.8gm

An 18ct gold diamond single-stone pendant. The square-shape diamond, with tapered surmount, suspended from a box-link chain. Estimated diamond weight 0.15ct, I-J colour, SI clarity. Hallmarks for Shef

An 18ct gold diamond single-stone ring and a loose diamond. To include a brilliant-cut diamond single-stone ring, together with a loose square-shape diamond. Estimated total diamond weight 0.55ct, J-K

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.

Two diamond and sapphire rings. To include an 18ct gold vari-shape sapphire and old-cut diamond five-stone ring, together with an old-cut diamond single-stone ring. Estimated total diamond weight 0.50

Five diamond and gem-set rings. To include a square-shape diamond three-stone ring, three 9ct gold diamond dress rings, together with a paste cluster ring. Estimated total diamond weight 0.60ct. Three

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, with square-shape surround and tapered shoulders. Estimated diamond weight 0.25ct, H-I colour, SI2-P1 clarity. Hallmarks for Birmingh

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.

An old-cut diamond single-stone ring.Estimated diamond weight 2cts, tinted colour, P2 clarity.French assay mark. Ring size M1/2. 3.7gms.

An old-cut diamond single-stone ring.Estimated diamond weight 1.20cts, H-I colour, P2 clarity.Stamped plat.Ring size J1/2. 3.5gms.

An 18ct gold rectangular-shape diamond single-stone ring.Diamond weight 5.76cts, estimated tinted 'light yellowish brown' colour, SI2-P1 clarity.Hallmarks for London, 2011. Ring size M. 5.1gms.

An early 20th century 9ct gold old-cut diamond single-stone ring.Estimated diamond weight 0.35ct, H-I colour, SI clarity.Ring size K1/2. 1.6gms.

An 18ct gold brilliant-cut diamond single-stone ring. Estimated diamond weight 0.25ct, H-I colour, P1 clarity. Hallmarks for London. Ring size K1/2. 2.6gms.

Three 18ct gold diamond rings. To include a single-cut diamond collet five-stone ring, a vari-cut diamond three-stone ring, together with a brilliant-cut diamond single-stone ring. Estimated total dia