An 18ct gold brilliant-cut diamond line bracelet. Estimated total diamond weight 4.50cts, G-H

An 18ct gold brilliant-cut diamond 'Trinity' bracelet, on adjustable brown cord, by Cartier.Total diamond weight 0.17ct, estimated G-H colour, VS clarity.Swiss convention marks. Maximum length 21.5cms

A mid 20th century 18ct gold amethyst and brilliant-cut diamond cluster ring.Estimated total diamond weight 0.50ct, G-H colour, VS-SI clarity.Stamped 18ct. Ring size J. 3.8gms.

An 18ct gold brilliant-cut diamond and black ceramic 'Ultra' ring, by Chanel.Estimated total diamond weight 0.40ct, G-H colour, VS clarity.Swiss convention marks. Ring size K1/2. 10gms.With maker's ca

An 18ct gold diamond three-stone ring. The graduated brilliant-cut diamond line, with grooved shoulders. Estimated total diamond weight 0.45ct, principal diamond estimated H-I colour, P1 clarity. Hall

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, with similarly-cut diamond line band. Estimated total diamond weight 0.50ct, principal diamond estimated H-I colour, VS clarity. Hall

An 18ct gold diamond three-stone ring. The graduated brilliant-cut diamond line, with similarly-cut diamond line shoulders. Estimated total diamond weight 0.80ct, principal diamonds estimated H-I colo

A diamond five-stone ring. The graduated brilliant-cut diamond line, with 18ct gold half-band replacement. Estimated total diamond weight 0.60ct, H-I colour, P1-P2 clarity. Band replacement with hallm

An 18ct gold pear-shape ruby line bracelet, with brilliant-cut diamond duo spacers and partially concealed push-piece clasp, estimated total ruby weight 9ct, estimated total diamond weight 0.60ct, cla

An 18ct gold diamond three-stone ring. The graduated brilliant-cut diamond line, with plain band. Total diamond weight 1.27cts, stamped to band, estimated H-I colour, SI clarity. Hallmarks for Birming

An 18ct gold diamond three-stone ring. The graduated brilliant-cut diamond collet line, with tapered shoulders. Total diamond weight 0.54ct, stamped to band, estimated H-I colour, VS2-SI1 clarity. Hal

An 18ct gold diamond dress ring. The graduated square-shape diamond line, with brilliant-cut diamond borders and bar spacers. Total diamond weight 0.86ct, principal diamonds estimated H-I colour, VS2-

(23681) An 18ct gold diamond line bracelet.Estimated total diamond weight 2.08cts, H-I colour, VS2-SI2 clarity face up.Hallmarks for Edinburgh.Length 38cms. 10gms.

A pair of 18ct gold brilliant-cut diamond cluster line and citrine drop earrings.Estimated total diamond weight 0.75ct.Hallmarks for London, 2015. Length 4.7cms. 12.4gms.

An 18ct gold brilliant-cut diamond and peridot pendant.Estimated total diamond weight 0.15ct, H-I colour, VS1-SI1 clarity.Hallmarks for London.Length 5.2cms. 4.9gms.

An early 20th century 18ct gold old and rose-cut diamond crescent brooch.Estimated total diamond weight 0.65ct, G-H colour, VS-SI clarity.Diameter 2.5cms. 4.5gms.

A pair of 18ct gold diamond earrings. Each designed as two brilliant-cut diamond wavy lines. Estimated total diamond weight 0.30ct. Hallmarks for Edinburgh. Length 3.6cms. Weight 3.5gms.

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 tsavorite garnet and diamond ring. The pear-shape tsavorite garnet, with brilliant-cut diamond line shoulders. Estimated total diamond weight 0.10ct. Hallmarks for Birmingham, 2016. Ring

An 18ct gold diamond band ring. The plain band, inset with brilliant-cut diamond staggered lines. Estimated total diamond weight 0.30ct. Partial hallmarks for 18ct gold. Ring size M. Weight 5gms. Over

An 18ct gold diamond seven-stone ring. The brilliant-cut diamond line, with bar spacers. Estimated total diamond weight 0.65ct. Hallmarks for London, 1978. Ring size H1/2. Weight 2.9gms.

An 18ct gold diamond half eternity ring. The brilliant-cut diamond line, with plain band. Estimated total diamond weight 0.15ct. Hallmarks for Birmingham. Ring size N1/2. Weight 2.8gms.

An 18ct gold diamond half eternity ring. The brilliant-cut diamond line, with plain band. Estimated total diamond weight 0.20ct. Hallmarks for Birmingham, 2013. Ring size M. Weight 1.8gms.

An 18ct gold diamond three-stone ring. The brilliant-cut diamond line, with tapered shoulders. Estimated total diamond weight 0.30ct. Hallmarks for London. Ring size O. Weight 3.7gms.

An 18ct gold brilliant-cut diamond highlight bead-link necklace, by Jennifer Meyer.Estimated diamond weight 0.40ct, G-H colour, SI clarity.Hallmarks for London. Length 36.7cms. 14.8gms.