Gold opal. Arts & Crafts
Black Opal Ring;; I would love to get something like this for a promise ring :)
This 26.9 carat black opal from Lightning Ridge, Australia
Modern, Minimalist Blue Opal Ring in Fine Gold RGOP211D
9K Opal and Diamond Bangle - Vintage Jewelry
Art Deco Opal Ring. Rectangular Stone. 10K Gold.
Oh My Glob! this is the ring I always wanted. My birth-stone!!!!!!!!!!!!
Art Deco Opal Ring Antique Opal & Diamond Ring by AlistirWoodTait, £1150.00
Lovely White Opal Art Deco Ring - I love the idea of opals instead of diamonds, at least for the center stone by Khandiie
Rose gold opal ring.