Case: 43mm 316L Stainless Steel Lug Size: 22 mm lug width Crystal: Sapphire Crystal Water Resistance: 5 ATM | 50 Meters Movement: Miyota 8N24 Movement info: Automatic Skeletonized movement with 21 Jewels, 42 hour power reserve Bracelet: Leather strap with deployant buckle The strap will fit up to an 8 inch wrist