The Koa black ceramic band is a true warrior's ring. These wood inlay rings feature the rich wood grain pattern of koa wood framed by black ceramic with beveled edges. In direct translation "Koa" means "Warrior" originating from the warriors of King Kamehameha the Great who used this wood to create weapons. This wood became synonymous with the warriors themselves. This ring ships within 1 business day. No Fee Lifetime Warranty and No Fee Lifetime Sizing; pay no restocking fees or deductibles!