Weighing up to more than 400 lb. in the wild and living to over 100 years old, the giant clam grows to its tremendous size due to its symbiotic relationship with the algae that live within it. We love a win-win. A perfect size for a center piece or for interest on your shelf. Dimensions: 22.5" W x 7" H x 13" D , Weight: 12 lb. Hand Cast in Plaster; variance in appearance may occur Made to Order; Ready to Ship in 2-3 weeks Shipping Dimensions: 26" x 16" x 10"