Ian and Valero Co. Multicolor Amber and 925 Sterling Silver Signed Designer Adjustable Ring, Pre-Owned. Size 7. Eight stones with a minimum carat weight of 1.14 carats. Stone treatment method is heat-treated and pressure-treated coated. Amber is the fossilized resin from ancient forests. Green amber is coated. Markings on the ring are 925 near the green amber stone. Markings near the yellow amber stone are PI V8. Ring Dimensions Height 0.30" Width 0.60" Length 0.50 inches. Ring weighs 7 grams. Item# 137