A 9-karat gold signet ring with an onyx stone. This gold has a purity of 37.5%, which is not often seen in Japan. This 9-karat gold has been used by the British Royal Family for a long time and is still the mainstream as "Royal Gold". Size: 21 / 8.5 (Japanese size / weight) Condition: There is some wear and tear, but the overall condition is good. Color: Gold / Black Material: 375 / 9ct Country of origin: MADE IN UK Year: 1963