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A DIAMOND FLORAL BROOCH, BY BULGARI Designed as a floral spray, the five vari-cut diamond flower heads set en tremblant, to the baguette-cut diamond branches enhanced by marquise and pear-shaped diamond accents, mounted in platinum, late 1950s, 9.0 cm wide, in brown leather case

A SAPPHIRE, CULTURED PEARL AND DIAMOND JABOT PIN The pierced diamond shield-shaped plaque, centering upon an oval-shaped sapphire, accented by baguette and triangular-shaped diamonds, to the detachable white cultured pearl terminal measuring 12.3 to 12.5 mm, embellished by brilliant and baguette-cut diamonds, joined by a fine chain enhanced by collet-set diamond details, mounted in 18k white gold, 8.5 cm long. Art Deco or Art Deco style

Emerald and diamond brooch, late 19th Century Centring on a square step-cut emerald in a border of single- and circular-cut diamonds, detachable brooch fitting.

A SET OF STAR SAPPHIRE AND DIAMOND JEWELLERY Comprising a pendant/brooch, set to the centre with a cabochon star sapphire, within a foliate surround of marquise, brilliant and baguette-cut diamonds; and a ring and a pair of ear pendants en suite, mounted in 18k white gold

SAPPHIRE AND RUBY NECKLACE, MARINA B. The decorative gold mount set with alternating cabochon sapphires and ruby beads, length approximately 400mm, signed Marina B and numbered, Italian assay and maker's marks.

A RETRO DIAMOND, RUBY AND GOLD BRACELET, BY CARTIER Designed as a series of sculpted 18k gold scrolls, each topped with a line of circular-cut diamonds or square-cut rubies, to the polished gold band, mounted in 18k gold, circa 1935, with French assay marks Signed Cartier.