An early 20th century platinum and gold, sapphire

Two early 20th century platinum and 18ct gold diamond and gem-set rings. To include a diamond three-stone crossover ring, together with an alternating sapphire and old-cut diamond five-stone ring. Est

A FINE ART DECO CEYLON NO HEAT SAPPHIRE, DIAMOND AND PEARL NECKLACE, EARLY 20TH CENTURY in platinum and yellow gold, set throughout with nine oval cut blue sapphires all totalling approximately 16.90

NO RESERVE - A SAPPHIRE AND DIAMOND CLUSTER RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an oval cut blue sapphire within a border of single cut diamonds, maker's mark SH&Co, st

AN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an oval cut sapphire within a halo of round cut diamonds, stamped 18ct Plat, size N / 6.5, 2

Three brooches 19th-early 20th centuryComprising two 19th Century brooches, one shell cameo and metal brooch, one garnet and gold dome brooches, and one platinum, diamond and synthetic sapphire bar p

An early 20th century platinum and gold, old and rose-cut diamond ring.Estimated total diamond weight 0.75ct. Ring size P. 5.3gms.

An early 20th century gold sapphire hinged bangle. The front designed as two graduated circular-shape sapphire lines, to the plain half-bangle. Inner diameter 5.7cms. Weight 11.9gms.

An early 20th century gold sapphire and seed pearl pendant. The circular-shape sapphire, within a seed pearl trefoil, to the textured surmount. Length 1.4cms. Weight 1.3gms.

An early 20th century platinum and gold, turquoise and old-cut diamond cluster brooch.Turquoise estimated dimensions of 17.6 by 16 by 8.5mms.Estimated total diamond weight 3.90cts, G-I colour, SI1-P1

An early 20th century platinum and gold diamond pendant. Of circular outline, the pave-set diamond monogram reading the letters A and M, suspended from a loop surmount. Estimated total diamond weight

An early 20th century 18ct gold sapphire and diamond five-stone ring. The alternating circular-shape sapphire and old-cut diamond line, to the tapered shoulders. Estimated total diamond weight 0.40ct,

An early 20th century gold and sapphire snake ring. Designed as a coiled snake, with oval-shape sapphire crest. Ring size R1/2. Weight 4.2gms.

An early 20th century 18ct gold sapphire and diamond cluster ring. The oval-shape sapphire and single-cut diamond surround, with scrolling engraved shoulders. Estimated total diamond weight 0.15ct. Ha

An early 20th century 18ct gold sapphire and diamond five-stone ring. The alternating circular--shape sapphire and single-cut diamond line, with openwork gallery and scrolling shoulders. Hallmarks for

An early 20th century 18ct gold sapphire and diamond ring. The oval-shape sapphire line, with old and rose-cut diamond spacers, to the plain band. One sapphire deficient. Band split. Hallmarks for Bir

Four gem-set rings. To include an early 20th century 9ct gold sapphire and diamond ring, a 9ct gold pink sapphire and diamond crossover ring, together with two further rings. Estimated total diamond w

Four diamond and gem-set rings. To include an early 20th century 15ct gold ruby and diamond dress ring, an early 20th century 9ct gold sapphire and diamond ring, together with two further rings. Three

An early 20th century gold diamond and sapphire pendant, suspended from later integral chain.Estimated total diamond weight 0.90ct.Chain stamped 750.Length of pendant 3.8cms. 4.8gms.

An early 20th century platinum and 18ct gold coral and diamond dress ring. The replacement oval-shape coral cabochon, within a rose-cut diamond openwork panel surround, to the similarly-set diamond sh

An early 20th platinum and 18ct gold sapphire and diamond brooch. The circular-shape sapphire, within a rose-cut diamond surround and calibre-cut sapphire accents, to the rose-cut diamond sides. Frenc

An early 20th century platinum and 9ct gold blue zircon and single-cut diamond cluster ring.Zircon calculated weight 1.96cts, based on estimated dimensions of 6.85 by 4.5mms.Estimated total diamond we

An early 20th century platinum and 9ct gold diamond cocktail watch. The silvered dial, with vari-cut diamond bezel and geometric lugs, to the later 9ct gold adjustable mesh strap. Estimated total diam

An early 20th century platinum and 18ct gold diamond dress ring. The three graduated circular-cut diamonds, within a single-cut diamond scalloped millegrain border. Estimated total diamond weight 0.20

An early 20th century gold split-pearl and sapphire locket. Of circular outline, with split-pearl and marquise-shape sapphire floral motif. Length 3.4cms. Weight 4.7gms.