Year AA Medallion Traditional Bronze Raised Center Sobriety Chip. Coin is the chip commonly given in meetings of Alcoholics Anonymous made in the USA by Wendells Inc in Ramsey Minnesota. Size is 34x2mm or 1 5/16" and the coin has the Serenity Prayer on Back. Additional Details ------------------------------ Product description: Year AA Medallion Traditional Bronze Raised Center Sobriety Chip. Coin is the chip commonly given in meetings of Alcoholics Anonymous made in the USA by Wendells Inc in Ramsey Minnesota. Size is 34x2mm or 1 5/16" and the coin has the Serenity Prayer on Back.