An 18ct gold tanzanite and diamond pendant, by Catherine Best, with 18ct gold chain.Tanzanite weight

An 18ct gold diamond pendant. Designed as a pave-set diamond key, suspended from a fancy-link chain. Estimated total diamond weight 3cts. Hallmarks for London. Length of pendant 8.4cms. Length of chai

An 18ct gold diamond pendant. The vari-cut diamond scrolling panel, suspended from a trace-link chain. Estimated total diamond weight 1.25cts. Hallmarks for 18ct gold. Length of pendant 2.7cms. Length

An 18ct gold diamond pendant. The brilliant-cut diamond fringe, suspended from a similarly-cut diamond geometric surmount, to the 18ct gold belcher-link chain. Estimated total diamond weight 1.40cts.

An 18ct gold diamond pendant. Of openwork design, the brilliant-cut diamond tear drop, suspended from a trace-link chain. Estimated total diamond weight 0.50ct. Hallmarks for Sheffield. Length of pend

An 18ct gold diamond pendant. The pave-set diamond heart, to the tapered surmount. Estimated total diamond weight 0.35ct. Hallmarks for Birmingham. Length 1.5cms. Weight 1.5gms.

An 18ct gold diamond pendant. The single-cut diamond curved panels, suspended from an integral fancy-link chain. Estimated total diamond weight 0.15ct. Import marks for London. Length 42cms. Weight 6g

An 18ct gold diamond pendant. The brilliant-cut diamond collet, with similar-cut diamond surround and plain surmount, suspended from an 18ct gold belcher-link chain. Estimated total diamond weight 0.2

An 18ct gold diamond pendant. The pave-set diamond scrolling panel, with pierced floral and geometric lattice motif, suspended from a flat curb-link chain. Estimated total diamond weight 0.40ct. Penda

An 18ct gold diamond scrolling pendant, with concealed surmount.Estimated total diamond weight 4 to 4.50cts.Hallmarks for London, 2008.Length 5.3cms. 7.9gms.

An 18ct gold diamond single-stone pendant. The brilliant-cut diamond, suspended from a fine curb-link chain. Estimated diamond weight 1ct, J-K colour, P2-P3 clarity. Hallmarks for London. Length of pe

An 18ct gold diamond cross pendant. Designed as a brilliant-cut diamond collet cross, with 18ct gold snake-link chain. Estimated total diamond weight 0.60ct. Hallmarks for Sheffield. Length of pendant

An 18ct gold diamond cross pendant. The pave-set diamond cross, suspended from a tapered grooved surmount. Total diamond weight 0.75ct. Hallmarks for Birmingham. Length 2.5cms. Weight 3.3gms.

A pair of 18ct gold tanzanite and diamond earrings. Each designed as a pear-shape tanzanite, within a brilliant-cut diamond surround, suspended from a hook fitting. Total tanzanite weight 0.66cts. Tot

An 18ct gold diamond cross pendant. The brilliant-cut diamond lines, with tapered surmount. Estimated total diamond weight 0.25ct. Hallmarks for Birmingham, 1998. Length 2.1cms. Weight 2.8gms.

An 18ct gold diamond cross pendant. The slightly graduated brilliant-cut diamond cross, suspended from a tapered surmount. Estimated total diamond weight 0.50ct. Hallmarks for Birmingham. Length 2.8cm

An 18ct gold tanzanite and diamond ring. The oval-shape tanzanite line, interspaced by single-cut diamond lines, to the plain band. Hallmarks for London, 2015. Weight 4.8gms.

An 18ct gold diamond cluster pendant. Of square outline, the brilliant-cut diamond cluster, suspended from a box-link chain. Estimated total diamond weight 0.30ct. Hallmarks for Birmingham. Length of

An 18ct gold diamond cross pendant. Of bi-colour design, the brilliant-cut diamond cross, suspended from a tapered surmount. Total diamond weight 0.50ct, stamped to mount. Import marks for Sheffield,

An 18ct gold diamond cluster pendant. The brilliant-cut diamond, with similarly-cut diamond surround and tapered surmount, suspended from a flat curb-link chain. Estimated total diamond weight 0.30ct.

An 18ct gold diamond cross pendant. The brilliant-cut diamond stylised cross, suspended from a curb-link chain. Estimated total diamond weight 0.20ct. Hallmarks for Sheffield. Length of pendant 2.2cms

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 'Happy Bubbles' pendant, with chain, by Chopard.Diamond weight 0.03ct.Swiss convention marks.Length of pendant 2.9cms. Length of chain 44cms. 9.2gms.

An 18ct gold emerald and diamond pendant. The rectangular emerald, with square-shape diamond surmount, suspended from a tapered surmount and fancy-link chain. Estimated diamond weight 0.10ct. Pendant