The Ring with an Authentic Ancient (4th Century AD, 1600+ years old!) Constantinople Commemorative Roman Bronze Coin. The Coin Struck During the Lifetime of the First Christian Roman Emperor Constantine The Great. The ring size is easily adjustable from 8 to 10. Please take a look at the photos – the actual ring pictured. Shipping fees: $2.99 (the 50 states), $8.99 (Canada), $10.99 (Worldwide). Thank you for looking.