An 18ct yellow gold, platinum, and diamond crossover

18ct Yellow gold and platinum diamond solitaire ring

18ct Yellow gold three stone diamond crossover ring

18ct Yellow gold and platinum three stone diamond ring with colette setting

A SOLITAIRE DIAMOND RING in 18ct yellow gold and platinum, set with a transitional cut diamond of 0.62 carats, with further diamonds to the shoulders, stamped 18ct Plat, size N / 6.5, 2.3g.

Type Ring Stones Five round brilliant cut diamonds graduating between approx 3.7mm and 2.5mm diameter each, weighing total of 0.50 carat estimated, assessed colour H/I, assessed clarity SI1 - I1 Setti

A SOLITAIRE DIAMOND RING in 18ct yellow gold and platinum, set with an old cut diamond of approximately 0.67 carats, stamped PLAT, size P1/2 / 7.75, 3.2g.

A SOLITAIRE DIAMOND DRESS RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an old cut diamond of 0.51 carats within a tapering band, stamped 18ct Plat, size K / 5.25, 2.4g.

SOLITAIRE DIAMOND RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an old cut diamond, between geometric shoulders, stamped 18ct Plat, size K / 5.25, 2.2g.

A DIAMOND RING in platinum and 18ct yellow gold, set with a cluster of round brilliant cut diamonds set on a texturised gold band, stamped PLAT, full British hallmarks for 18ct gold, size J / 4, 6.3g.

18ct yellow gold & platinum brooch, collet-set with 3x brilliant-cut diamonds, G colour, VS2, central diamond approx 0.12ct. Other two 0.08ct each. 3.8 grams, 5.7cm.

A DIAMOND THREE STONE RING in 18ct yellow gold and platinum, set with three round brilliant cut diamonds totalling 0.9-1.0 carats, stamped 18CT PLATINUM, size N1/2 / 7, 3.9g.

NO RESERVE - A DIAMOND TOI ET MOI RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with two old European cut diamonds, stamped 18ct Plat, size K / 5.25, 2.7g.

DAVID WEBB, A PAIR OF VINTAGE DIAMOND CLIP EARRINGS, 1960S in 18ct yellow gold and platinum, the domed bodies pave set with round brilliant cut diamonds within a reeded border, signed Webb, stamped 18

CARTIER, A PAIR OF DIAMOND AND ENAMEL FLOWER CLIP EARRINGS in 18ct yellow gold and platinum, each designed as a flower set with a cluster of round brilliant cut diamonds, the textured petals relieved

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

A VINTAGE DIAMOND PLAQUE BROOCH, 1930s, in 18ct yellow gold and platinum, the openwork brooch set throughout with old cut diamonds, the diamonds totalling 3.0-3.5 carats, stamped 18ct and PL, 4.6cm, 7

TIFFANY & CO, A PAIR OF DIAMOND ETOILE EARRINGS in 18ct yellow gold and platinum, each set with four staggered round brilliant cut diamonds, signed Tiffany & Co, stamped 750 PT950, 1.9cm, 16.3g. Accom

AN ART DECO SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold and platinum, set with a cushion cut blue sapphire of 0.93 carats, within a border of old cut diamonds, stamped Pt 18ct, size M / 6, 3.1

AN UNHEATED RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with an oval cut ruby of 1.42 carats within a border of round cut diamonds, stamped 18ct & Plat, size M / 6, 2.5g. Accom

A FINE DIAMOND DRESS RING in 18ct yellow gold and platinum, the stylised openwork face set throughout with old cut diamonds, no assay marks, size J1/2 / 5, 3.6g.

A DIAMOND TOI ET MOI RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, the stylised band terminated at either end with an old cut diamond, with further diamonds to the shoulders, no assay mar

AN UNHEATED RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a round cut ruby of 1.14 carats, in a cluster of round cut diamonds, stamped PLAT 18CT, size O / 7.25, 4.1g. With a

A FINE DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a principal old European cut diamond of 0.72 carats within a border of single cut diamonds, stamped 18ct Plat, size N1/2 / 7, 2.7

A PAIR OF PEARL AND DIAMOND DROP EARRINGS in 18ct yellow gold and platinum, the articulated bodies set with old cut and single cut diamonds, suspending pearls, no assay marks, 5.0cm, 10.2g.