A fine Art Deco Sapphire and Diamond ringA beautiful original Art Deco cluster ring featuring a rich, dark blue oval cut sapphire displaying flashes of cornflower hue. The sapphire measures approximately 8 6. 5 mm and is estimated at 1. 50 carats. Surrounding the centre stone is a halo of sixteen old brilliant cut white diamonds (approx. 2. 2 mm each), complemented by three 1. 6 mm diamonds to each shoulder. These diamonds are assessed as colour JK, clarity P1, with a combined estimated