New Old Stock 1950s Cadillac Gold Chrome Finger Ring. Never Used. Believed to be 24K Gold Plated. Size #13 which according the chart that I have is 2.76" Circumference (70.15mm), or .88" Diameter (22.33mm). These can run a 1/2 size up or down. Very Unique Cadillac Collectible that is handmade on my workbench using a vintage discontinued licensed General Motors Hat Pin. High Quality Class. Custom made. USPS First Class Shipping to your USA Address will be $5.85. Thanks for looking at our ebay shop and remember "Old School Class Never Goes Out of Style!."