9-karat gold signet ring. This gold, with a purity of 37.5%, 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 a mainstream choice as "Royal Gold." Size: 18.5 / 6.7 (Japanese ring size / weight) Condition: Some signs of use, but overall in good condition. Color: Gold Material: 375 / 9ct Country of Origin: MADE IN UK Year: 1994