18ct bi-colour gold openwork crossover design ring s

An 18ct gold diamond crossover ring. Of bi-colour design, comprising seven brilliant-cut diamond crossover bands, with tapered sides. Total diamond weight 0.88ct. Hallmarks for Birmingham. Ring size O

An 18ct gold diamond band ring. Of bi-colour design, the brilliant-cut diamond openwork scrolling foliate motif, to the scroll engraved sides and polished back panel. Estimated total diamond weight 0.

A gentleman's 18ct gold diamond ring. Of bi-colour design, the brilliant-cut diamond, inset to a stepped panel, with grooved shoulders and tapered band. Estimated diamond weight 0.20ct, J-K colour, P1

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

THEO FENNELL - an 18ct gold beryl and diamond 'Rainforest' ring. Of bi-colour design, the circular green beryl cabochon, hinged to reveal a frog, to the foliate and pave-set diamond band. Signed Fenne

A mid 20th century 18ct gold and platinum diamond single-stone ring. Of bi-colour design, the brilliant-cut diamond, with tapered shoulders and single-cut diamond accents. Principal diamond estimated

An 18ct gold diamond and 'coloured' diamond cluster ring. Of bi-colour design, the brilliant-cut 'green' diamond, with similarly-cut 'green' diamond and diamond stepped surround. Estimated total colou

A diamond single-stone ring. Of bi-colour design, the brilliant-cut diamond, to the stepped shoulders and plain band. Diamond weight 0.20ct, stamped to the band, estimated I-J colour, P1 clarity. Hall

A diamond full-circle eternity ring. Of bi-colour openwork design, the brilliant-cut diamond kite-shape line, to the textured bar sides. Estimated total diamond weight 0.10ct. Ring size L. Weight 6.7g

(3390-2-A) GARRARD & CO.- an 18ct gold aquamarine, sapphire and diamond ring. Of openwork design, the oval-shape aquamarine, with circular-shape sapphire scrolling sides and gallery, to the brilliant-

GRAFF, A RUBY AND DIAMOND CLUSTER CROSSOVER RING in 18ct yellow gold, in cross over design, each end set with a pear cut ruby in a cluster of round brilliant cut diamonds, the band set with a row of s

Five diamond and gem-set rings. To include an 18ct gold diamond tri-colour crossover band ring, a 9ct gold diamond three-stone ring, with three further rings. Estimated total diamond weight 0.25ct. On

GEORG JENSEN - an 18ct gold 'Fusion' ring. Comprising three bi-colour interlocking bands. Maker's marks for Georg Jensen. Convention marks for Denmark. Ring size X. Weight 22.8gms. Overall condition g

An early 20th century French gold seed pearl and diamond pendant. Of openwork design, the grooved tubular panel, with bi-colour cross detail, supporting rose-cut diamond and seed pearl floral motifs,

An 18ct gold diamond brooch. Of bi-colour design, with intertwined undulating bars and brilliant-cut diamond highlights. AF. Estimated total diamond weight 0.25ct. Hallmarks for London, 2013. Length 4

A gentleman's 9ct gold diamond ring. Of bi-colour design, the brilliant-cut diamond square-shape panel, to the grooved shoulders. One diamond deficient. Estimated total diamond weight 1ct. Hallmarks f

BUCCELLATLI, A VINTAGE DIAMOND BOMBE DRESS RING in 18ct yellow gold and white gold, the tapering band of openwork design, set with round brilliant cut diamonds within star shaped pierced motifs, signe

A DIAMOND RING in 18ct white gold, designed as an abstract flower, set with a central trio of round cut diamonds, accented by further round cut diamonds in openwork design, full British hallmarks, siz

An 18ct gold diamond crossover ring. The brilliant-cut diamond, with similarly-cut diamond asymmetric shoulders and plain band. Estimated total diamond weight 0.40ct, I-J colour, SI clarity. Hallmarks

A GOLD BANGLE in 18ct yellow and white gold, the bicolour hinged bangle in twisted design, EB maker's mark, stamped 750, inner circumference 19.1cm, 48.7g. 

(19667) An 18ct gold diamond signet ring. The old-cut diamond, within a star setting, with bi-colour surround and engraved shoulders. Estimated diamond weight 0.20ct. Hallmarks for Birmingham, 1930. R

An 18ct gold diamond five-stone ring. The graduated old-cut diamond line, with bi-colour mount and scrolling foliate shoulders. Estimated total diamond weight 0.45ct. Ring size N. Weight 3.4gms.

An 18ct gold diamond three-stone ring. The brilliant-cut diamond line, with bi-colour mount. Total diamond weight 0.33ct, stamped to band. Hallmarks for London. Ring size N. Weight 3.7gms.

A mid 20th century 18ct gold garnet dress ring. The rectangular-shape garnet, with bi-colour mount and tapered band. Ring size I 1/2. Weight 5.2gms. Overall condition fair to good. Some surface scratc