, featuring a portrait set ruby flanked by outward pointing arrow-ended rubies, all of step cut and bracket claw set, raised in a pierced and millegrain diamond set gallery and shoulders, mounted in platinum, signed 'TIFFANY', total ruby weight approximately 2.00cts in all Length along rubies 1.5cm / 5/8'' Weight: 4g
Art Deco graduated natural pearl and fancy intense blue diamond necklace, probably Edmond Frisch, New York, c.1920, the 0.68ct marquise cut diamond forming the clasp,
Art Deco ruby, diamond, sapphire and demantoid garnet open rectangular brooch, French, of buckle design with central band of geometric vari-coloured gem flowers,
Late 19th century / early 20th century 'Noeud Louis XVI' diamond openwork ribbon bow brooch by Cartier, Paris c.1902, the loops and ribbon ends centred by alternating single stone and quatrefoil clusters,
Early 20th century rectangular emerald and diamond cluster ring, French c.1915, centred by cut corner rectangular emerald of step cut, approximately 2.70ct,