Very Large Opal & Diamond White Gold Ring

18k white gold, opal, and diamond ring. The ring is set with one large 10.65 carat oval cabochon cut opal. The opal is surrounded by a leaf-like pattern with 52 small round single cut diamonds. The ring shank is tapered with a satin finish. With a recent appraisal. US Size 6. Opal; length: 19.05 mm x width: 17.07 mm x depth: 6.0 mm; total weight: 10.65 carats. Diamonds, each; diameter: 1.6 mm x depth: 1 mm; total weight of diamonds: .78 carats.