This boulder opal comes in at a smidge under 12 carats. Swaths of caramel potch reveal flashy green opal. This stone is joined by a green turquoise, arizona turquoise and a welo opal. Between are clusters of arizona turquoise and emerald beads on 14k pins. The smaller stones are wrapped in 22k gold and the boulder opal in silver. All sit on 18k gold and silver bimetal. The oxidized silver cuff interior measures 2 1/8" x 1 7/8" with a 1 1/4" opening.