This 2012 Twins Silver Round contains One Ounce of .999 Fine Silver and is 39 mm. in diameter. W2949$39.99 Phone orders are gladly accepted. R and S Distributors P.O. Box 6341 Evansville, IN. 47719 Ph. 1-812-483-2901 Ph. 1-812-423-5551 Email-rscoin@aol.com