💙 An Art Deco Sapphire and Diamond ringA navette shaped Art Deco cluster ring. An exquisite Art Deco diamond and sapphire ring, featuring a brilliant cut white diamond measuring 3. 4mm (approximately 0. 15 carats) at the centre. The elongated head measures 18 x 13mm and tests as platinum, set with twelve delicate rose cut diamonds surrounding the centre stone. At the top and base points of the design are calibre cut sapphires, adding striking contrast and period detail. The shoulders are