Important "tonneau" platinum ring (min. 800) set with a sapphire cut to degrees (shocks and scratches), surrounded and backed with brilliant cut diamonds and baguette. Around 1930-35. Shocks, lack of baguette-cut diamonds and one to tighten. Finger: 54 (cut line). Pattern dim: 2.6 x 1.3 cm. Gross weight: 13.8 g.