Black tungsten Octavian rings are designed to be meaningful. Octavian black Celtic tungsten carbide rings have 3 rope knot worked together.
The Metal that is used is a Nickel Binder that is higher in quality in comparison to cobalt. Cobalt is a inferior binding agent which may darken the color of the ring over time. Cobalt is most common in lower cost tungsten rings. This is due to the rings being mass produced in countries other than the United States.
Available in 10mm unique black rope celtic ring style.
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