Shop › Boulder Opal Ring in 22k and sterling silver Image 1 of 2 Image 2 of 2 Boulder Opal Ring in 22k and sterling silver $1,650.00 Sold Length .70" x height .70" x width .18", 22 karat gold and sterling silverSize 7 Sold Added! Length .70" x height .70" x width .18", 22 karat gold and sterling silverSize 7 You Might Also Like Penta ring with 3 diamonds $2,295.00 Sold Baroque Pearl Heart Ring $2,650.00 Sold Labradorite Branch Ring $1,850.00 Rutilated Quartz Ring $1,650.00 Rutilated Quartz ring $2,195.00