Black Onyx Ring, 925 Sterling Silver Ring, Unisex Ring 925 Sterling Silver Handmade Jewelry stone size : 7 x 5 mm please contact for the size you want. we will be happy to customize. You can enjoy the beautiful handmade ring and authentic silver. Benefits of wearing Black Onyx Gemstone A powerful protection stone, Black Onyx absorbs and transforms negative energy, and helps to prevent the drain of personal energy. Black Onyx aids the development of emotional and physical strength and stamina, especially when support is needed during times of stress, confusion, or grief. Occasion: Birthday gift, Valentine's Day Gift, Anniversary Gift, Wedding Gift, Engagement Gift, Christmas Gift, Gift For Her, Gift For mom, graduation gift, New Year Gift, Thanksgiving Gift, Housewarming Gift. Benefits of wearing Silver: Silver has significant health benefits that have been used across cultures for centuries. Silver has a proven track record as a powerful antimicrobial agent fighting infections and aiding in cold and flu prevention, wound healing, and more. Silver also helps with internal heat regulation and circulation.