Double-o Hallmark Ring

Double-o Hallmark Ring 3d printed Jewelry Pendants
Design is based upon my "double-o" mark (since 1969!).
Inner Diameter = 22mm; e-mail me for a different size.

Double-o #5 – "Wire Ring"
Star Award
Double-o #8 – Ring
cm: 2.504 w x 2.508 d x 0.762 h
in: 0.986 w x 0.987 d x 0.3 h


  • Polished Gold Steel

    Enrobed in 24k gold and polished to a mild sheen with visible print lines.


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