Samuel B. Sterling Silver 7mm round opal studs, handcrafted in Bali by skilled artisans. From the signature collection, Royal Bali™ featuring designs handcrafted using sterling silver, solid 18k gold accents and genuine gemstones. The October birthstone, Opal, symbolizes faithfulness and confidence. The word comes from the Latin opalus, meaning “precious jewel.” Jewelry with opals set in them are believed to be imbued with beneficial properties relating to vision, both in terms of eyesight, and internal visualization, such as imagination and dreams. Earring dimensions: 7mm stone. Birthstone month: October. 10 meals donated to Feeding America for each Samuel B. item purchased.