CURVED SIGNET RING IN STERLING SILVER, made from an authentic 20 Sen coin from the Meiji era of Japan, in Silver. (Years 1873 to 1905) The body of the signet ring is forged in 925 silver. Have this ring engraved: We offer the possibility of personalizing your ring by adding an engraving inside. Details and Registration: A dragon in a beaded circle. Registration: 年八十三治明 · 本日大 / · 20 SEN. Dimensions Diameter of the coin: ± 22.85 mm Diameter of the signet ring: ± 25 mm Body thickness of the signet ring: ± 1.50 mm Manufacturing Times: Each piece we create is carefully crafted by hand and entirely personalized to order in our workshop based in France, more precisely in the Marne department (51). Free Adjustment: You have 7 days from the date of receipt to request a size change for your ring, with a tolerance of +/- 2 sizes. Authenticity and Guarantee: Each work is accompanied by a guarantee certificate, attesting to its authenticity and quality.