An 18ct gold brilliant-cut diamond cross pendant.Maker's mark for Alabaster & Wilson.Estimated total

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 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 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 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

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

LINKS OF LONDON - an 18ct gold 'evil eye' charm. The green and black paste eye, within a brilliant-cut diamond surround. Maker's marks for Links of London. Estimated total diamond weight 0.15ct. Hallm

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

MAPPIN & WEBB - an 18ct gold diamond necklace. The brilliant-cut diamond lariat motif drop, with integral trace-link double chain. Maker's marks for Mappin & Webb. Estimated total diamond weight 0.70c

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.

A pair of 18ct gold 'Chiocciola' sapphire and brilliant-cut diamond earrings, by de Grisogono. Estimated total diamond weight 0.80ct. With Swiss convention marks. Diameter 2.2cms. 20.7gms.

An 18ct gold diamond dress ring. Of chevron outline, set with brilliant-cut diamonds, to the plain half-band. Maker's marks for Cropp & Farr. Estimated total diamond weight 0.35ct. Hallmarks for Londo

BULGARI - an 18ct gold 'B.Zero1' diamond ring. The brilliant-cut diamond line, with logo sides. Signed Bulgari. Estimated total diamond weight 0.70ct. Convention marks for Switzerland. Ring size O 1/2

An 18ct gold diamond cluster ring. The brilliant-cut diamond, within a brilliant-cut diamond surround. Estimated total diamond weight 0.50ct. Import marks for London. Ring size P. Weight 3.1gms.

18ct White gold pendant cross set forty six brilliant cut diamonds, approximate total weight 1.38ct, suspended on a 9ct white gold chain

An 18ct gold diamond band ring. Of bi-colour design, the brilliant-cut diamonds, inset to the plain band. Estimated total diamond weight 0.30ct. Import marks for London. Ring size L. Weight 6.9gms. Ov

An 18ct gold diamond and ruby pendant. Designed as a four-leaf clover, the circular-shape ruby, with brilliant-cut diamond leaves and stem. Estimated total diamond weight 0.20ct. Import marks London,

An 18ct gold emerald and diamond ring. The oval-shape emerald, with graduated brilliant-cut diamond line sides and tapered band. Estimated total diamond weight 0.20ct. Import marks for Sheffield. Weig

An 18ct gold ruby and diamond ring. Designed as three circular-shape ruby and brilliant-cut diamond floral clusters. Estimated total diamond weight 0.50ct, H-I colour, SI1-P1 clarity. Import marks for

AN 18CT WHITE GOLD AND TREATED BLUE DIAMOND PENDANT the articulated cross set with 18 blue brilliant cut stones with central white diamond, total weight 2.9g (Pendant 36mm high)

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

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 amethyst and brilliant-cut diamond dress ring.Amethyst weight 5.31cts. Total diamond weight 0.35ct, estimated H-I colour, VS-SI clarity. Hallmarks for Birmingham. Ring size O. 6.6gms.We o

An 18ct gold brilliant-cut diamond and black ceramic 'Ultra' ring, by Chanel.Estimated total diamond weight 0.15ct.Hallmarks for London, 2006. Ring size (at leading edge) L1/2. 16.1gms.