Being the deepest natural trench in the world, the Mariana Trench is easily one of the darkest places in the world. This fact, along with the watches’ all black dial and bezel, makes this Squad watch the most suitable for your deep diving adventures. Made in Germany Movement: automatic movement Laco 21, basic movement Miyota 821 A, 21 jewels Case: Stainless steel case, brushed finish, black bezel, Ø 42,5 mm, height 12 mm, sapphire crystal, case back with sapphire crystal, waterproof up to 20 ATM, 20 mm lug width Dial: black dial, Index filled with Superluminova C1 Hands: filled with Superluminova C1 Strap: Stainless steel bracelet, folding clasp with safety clip, 20 mm lug width Box: Black gift watch box diameter: 42,5 mm height: 12,0 mm lug width: 20,0 mm lug to lug: 48,0 mm waterproof: up to 20 ATM weight: 178,0 g (incl. bracelet)