Out of Order Shaker Series Specifications: Automatic movement with GMT function Japanese-made Seiko NH34s guaranteed waterproof to 10 ATM (100 meters - 330 feet) 316L stainless steel case (40 mm x 13.08 mm) with exclusive and patented OOO® aging process 60-click, bidirectional rotating bezel in stainless steel with OOO® treatment Domed sapphire crystal insert Internal numbering printed in Superluminova® Double-layer matte dial Applied indexes with Superluminova® insert Brushed IP Gun hands with Superluminova® C3 insert Double-printed logo and specifications Domed, sapphire-coated glass with anti-reflective treatment Sapphire-coated plate with date display at 3 o'clock Screw-down crown in stainless steel with IP GUN treatment 316L stainless steel screw-down caseback with engraved specifications and bas-relief textures Ultra-soft, vegetable-tanned cowhide triple-layer "sandwich" strap 316L stainless steel buckle with OOO patented worn finish ® with logo in low relief 2-year international warranty Technical specifications Case diameter: 40 mm Water resistance: 10 ATM Movement: Seiko NH34s guaranteed waterproof to 10 ATM ( Case material: stainless steel Crystal: sapphire crystal