Canadian Ammolite Gems Sterling Silver Round Ammolite Hammered Ring This bold sterling silver ring features a round, multicolored ammolite triplet and handsome, hammered texture. Fossilized ammolite, a rare gem from Alberta, Canada, is known for its mesmerizing kaleidoscope of natural colors. By Kenneth Bradley. Approx. 15/16"L x 3/4"W x 15/16"H; shank 1/8"W Stamped .925; rhodium plating Sterling silver, wide-band ring has round ammolinte/quartz triplet bezel-set in center Slig