An art deco sapphire and diamond clip brooch, by J R Ogden & Sons, circa 1935. The tapering openwork plaque of scrolling design collet-set with graduated oval-cut sapphires, brilliant and baguette-cut diamonds, diamonds approx. 2.85cts total, signed J R Ogden & Sons, length 4.9cm, fitted case
A SAPPHIRE AND DIAMOND RING Set with an oval-cut sapphire, weighing approximately 8.52 carats, flanked on either side by half moon-cut diamonds, mounted in platinum The total weight of the diamonds is approximately 1.10 carats
An art deco sapphire and diamond panel ring, circa 1920 The rectangular-shaped plaque millegrain-set to the centre with an oval mixed-cut sapphire, within a single-cut diamond border and a further calibré-cut sapphire and single-cut diamond surround, diamonds approx. 0.30ct
A late 19th century gem-set, pearl and diamond brooch. Of gothic inspiration, the large openwork rectangular plaque, composed of four old brilliant-cut diamond lines highlighted at their intersection with oval-cut rubies in square collet-settings, within a pearl and half-pearl, similarly-cut ruby and step-cut diamond surround, decorated with rose-cut diamonds, beading and scrolling details, old brilliant-cut diamonds approx. 1.75cts total, probably converted from a buckle
An early 20th century sapphire and diamond brooch pendant The openwork plaque of fine knife-wire, millegrain set brilliant and single-cut diamond detail, its centre issuing a stylised scroll of similarly set diamonds and calibré-cut sapphires, to an oval mixed-cut sapphire drop, diamonds approx. 4.00ct. total, length 8.0cm.
*A PAIR OF ART DECO AQUAMARINE AND DIAMOND EAR PENDANTS, BY CARTIER Each of chandelier design, suspending a fringe of hexagonal-cut aquamarines, from the rectangular-cut aquamarine and single-cut diamond openwork plaque, to the old European-cut diamond and oval-cut aquamarine surmount, mounted in platinum, circa 1930.