Single stone ascher cut diamond pendant, weight 0.

A diamond single-stone pendant. The brilliant-cut diamond collet, suspended from an 18ct gold spiga-link chain. Estimated diamond weight 0.40ct, H-I colour, SI clarity. Chain with hallmarks for Birmin

A diamond single-stone pendant. The brilliant-cut diamond collet, suspended from an openwork surmount. Estimated total diamond weight 0.30ct, Tinted colour, VS clarity. Length 1.2cms. Weight 0.9gms. O

A diamond single-stone pendant. The brilliant-cut diamond, to the scrolling surmount. Estimated diamond weight 0.30ct, K-L colour, SI clarity. Length 0.7cms. Weight 0.6gms. Overall condition fair. Sur

A laser drilled diamond single-stone pendant. The laser drilled brilliant-cut diamond, suspended from an integral trace-link chain. Estimated laser drilled diamond weight 0.20ct, J-K colour. Length 40

A diamond single-stone pendant claw-set with a single old round-cut diamond, to a trace link chain, unmarked(Estimated diamond weight: 0.40cts)

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

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

An 18ct gold diamond single-stone ring. The millennium-cut diamond, with plain band. Diamond weight 0.57ct, stamped to band, estimated J-K colour, VS clarity. Hallmarks for Birmingham. Ring size I. We

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 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 mid Victorian 18ct gold old-cut diamond single-stone ring.Diamond estimated weight 0.90ct, based on estimated dimensions of 8.9 by 7.7 by 2.1mms, estimated I-J colour, P1 clarity.Hallmarks for Birmi

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 old-cut diamond single-stone stud. Estimated diamond weight 0.55ct, J-K colour, SI clarity. Hallmarks partially indistinct. Weight 0.5gm.

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.

A diamond single-stone ring. The old-cut diamond, with plain band. Estimated diamond weight 0.45ct, J-K colour, PI clarity. Ring size L. Weight 1.7gms.

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 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 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.

Two diamond and gem-set pendants. To include a single-cut diamond cross pendant, with a 9ct gold ovoid-shape lapis lazuli and mother-of pearl pendant. Estimated total diamond weight 0.15ct. One with h

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