The Sea Born ring is hand-carved in wax, cast in sterling silver, and features a lab-created diamond. The ring is also available by request with a natural diamond and in yellow or white gold; inquire for pricing. Stone: 3 mm lab diamond Ring size: 9.5 Send a message to request a custom ring size. Weight: roughly 29.96 grams in Sterling Silver This ring is made to order. Please allow 2-4 weeks for production and delivery.