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 Rutilated Quartz Ring $1,650.00 Sleeping Beauty Turquoise Ring $1,195.00 Sold Prehnite Ring $1,950.00 Spessartine Garnet Ring $1,425.00 Sold Opal Multiband Ring $1,950.00 Sold