AN ART DECO OPAL AND DIAMOND JABOT PIN Designed as a openwork single-cut diamond feather, centering upon a bezel-set rectangular cabochon opal within a calibré-cut emerald surround, joined by a single-cut diamond, calibré-cut emerald and sapphire terminal, mounted in platinum and 18k white gold, circa 1925, with French assay mark and maker's mark
A pair of diamond pendent earrings The triangular-cut diamonds, weighing 2.25 and 2.24 carats, suspended by tapering rows of brilliant-cut diamonds, to a similarly cut diamond surmount, mounted in 18k white gold, remaining diamonds approximately 0.50 carat total, length 3.5cm
AN ART DECO SAPPHIRE AND DIAMOND CLIP BROOCH, 1930. The shield-shaped plaque, set to the centre with an oval cabochon sapphire, to tapered shoulders millegrain-set with step-cut sapphires, brilliant- and single- cut diamonds, fitted case.
An enamel and diamond locket/pendant, circa 1910. The circular plaque decorated with green guilloché enamel, highlighted with old brilliant and single-cut diamonds, inscribed to the reverse "My husband Xmas 1911." Diamonds approx. 0.55ct. total, length 4.0cm.
A belle époque black opal and diamond pendant necklace, circa 1905 The openwork cartouche, set to the centre with a rectangular cabochon black opal, within a millegrain-set single-cut diamond surround, suspended from a trace-link chain, diamonds approx. 0.70ct. total, lengths: pendant 4.9cm., chain 38.4cm.