PLATINUM, DIAMOND & SAPPHIRE RING CA. 1930'S: Centering one oval shaped native cut sapphire, approx. .33 ct, rated SI in clarity, vB hue, 6 in tone and 5 saturation. The sapphire is framed by six old European round and transitional round brilliant cut diamonds and two early round single cut diamonds. Total diamond weight is .66 ct. The diamonds average VS-SI in clarity and I-J-K color. One diamond is chipped. Size 4. Weight is 6.2 grams.