Round sterling wire is 16 gauge AWG, which is 1.29mm. Inside diameter (ID) is the mandrel size, not the finished ring size, in millimeters. AR is the aspect ratio. RPO is the number of rings in a troy ounce. Rings...

Round Argentium wire is 16 gauge AWG, which is 1.29mm. Inside diameter (ID) is the mandrel size, not the finished ring size, in millimeters. AR is the aspect ratio. RPO is the number of rings in a troy ounce. Rings...

Round silver filled wire is 16 gauge AWG, which is 1.29mm. Inside diameter (ID) is the mandrel size, not the finished ring size, in millimeters. AR is the aspect ratio. RPO is the number of rings in a troy ounce....

Round yellow gold filled wire is 16 gauge AWG, which is 1.29mm. Inside diameter (ID) is the mandrel size, not the finished ring size, in millimeters. AR is the aspect ratio. RPO is the number of rings in a troy...

Round rose gold filled wire is 16 gauge AWG, which is 1.29mm. Inside diameter (ID) is the mandrel size, not the finished ring size, in millimeters. AR is the aspect ratio. RPO is the number of rings in a troy...