Vintage, handmade Himalaya Quartz sterling 925 silver engagement ring featuring a natural, not-enhanced Ethiopian (Welo) opal 4x6 mm with vivid multicolor play-of-color, prong-set on an antique-style 1 mm band. Boho, stackable design with eye-clean clarity, prong setting, sizable in multiple sizes (as per variation) and total carat weight 9; photos show the actual ring.