the principal round brilliant to the centre of a diamond cross and diamond circular frame, within the openwork ground white enamel scroll decoration with black enamel detail, from a three stone diamond detachable suspension hoop, mounted in gold and platinum, the brooch fitting also detachable (unscrews once the small catch is pulled up), stamped T B STARR to the brooch fitting Diameter 3.2cm / 1�'' Weight: 24g
Late 19th century ruby and diamond line bracelet, c.1890, formerly belonging to the Royal House of the Bourbon Parma family, with eight graduated cushion cut Burma rubies alternating seven old round brilliant and cushion cut diamonds,
Art Deco sapphire and diamond bow brooch by Mauboussin, Paris, the openwork centre of buckle design featuring an oblong cushion cut sapphire of approximately 1.25ct,