Beautiful! Sterling-Silver Yellow-gold Black Hills Gold Women's Butterfly Ring Beautiful! Butterfly ring in Authentic Black Hills Gold and Sterling-silver. Great deal of craftsmanship in it. Sterling-silver shank with 12k Gold Pink Butterfly wings and 12k Gold Lime colored leaves on each side. All Black Hills Gold jewelry is made by hand and this one ring really shows it. The photo does not even come close to show how Beautifull this ring is. This ring has so much detail. This has been one of our most popular butterfly rings of all Manufactures.There is also a lifetime warranty from the manufacture. There is also a lifetime warranty from the manufacture.