Buddhist wedding rings or commitment rings are part of the ritual inspired by western traditions. Weddings bands has no significant sacred meaning in the Buddhist scriptures. The wedding ring is the outward visible sign of a spiritual bond which unites two loyal hearts in partnership. Actually this visible symbol of union does not necessarily have to be a ring.
If you decide to use a ring as symbol of spiritual bond then Buddhist wedding bands by Mark Defrates may interest you. Masterpieces made of 14K gold or sterling silver and decorated with Tibetan Knot, Sanskrit aum and Lotus. Some rings are encrusted with precious stones.
For more detail and prices please visit Mark Defrates site.