Message me if you have any questions. Watches assembled in Los Angeles, Ca. This is a (Sub) mod with a unique Black dial, cyclops day window, sapphire crystal & a ceramic bezel. Watch comes with (1) rubber strap only. Watch structure: compact one-piece casing, screwed back cover and barrel.
Case material: 316L stainless steel case. Mirror material: Sapphire semicircular surface.
Band clasp: Stainless steel pin and buckle. Watch is custom made (not) manufactured by Seiko.