Artifact Details Title iButton ring Catalog Number 102649071 Type Physical object Description Object is an iButton embedded as the seal in a ring. "Digital" on one side, "Decoder" on the other; various electronic symbols around bezel. Card enclosed with ring has obscure explanation of use, and says it is adjustable to any finger. Date 1998 Manufacturer Dallas Semiconductor Dimensions 3/4 x 3/4 x 1 1/4 in. Category Memory/other