She'll adore the easy sophistication of this cushion-shaped iridescent opal and diamond frame pendant in 10K gold. Fashioned in warm 10K gold The 7.0mm cushion-shaped iridescent opal cabochon glistens in a halo frame of diamonds. Sparkling with 0.115 ct. t.w. of diamonds This pendant suspends along an 18.0-inch cable chain, with an additional closure ring at 16.0 inches, that secures with a spring-ring clasp.