Opal Cabochon 10k Yellow Gold Antiqued Ring with 12k Rose Gold and Green Gold Black Hills Motif, Sizes 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9 Round Opal Contrasted by Black Enamel Antiquing; Black Hills Gold Ring is Crafted in 10k Yellow Gold, 12k Green Gold and 12k Rose Gold Hand-Engraved, Hand-Placed, Diamond-Cut, Satin Finished 12k Rose Gold and 12k Green Gold Grape Leaves; Clusters of Frosty Grapes are 10k Yellow Gold 10k Yellow Gold Black Hills Gold Motif Ring Measures 9.91 Millimeters x 21.59 Millimeters or .39 Inches High by .85 Inches Wide Comes with a Certificate of Authenticity, Made in the USA and Manufacturer's Lifetime Warranty against Defects in Materials and Workmanship Made to Order Especially for You, Ships in Approx. 6 Days; Made in the USA