21,600 beat rates (3Hz). 41 hours power reserve. Case Material: 316L Stainless Steel. Case Back: 316L Stainless Steel. Bezel: Rotatable bezel (360 degrees). Bezel Insert: Aluminum Bezel Insert. Crystal: Sapphire glass with AR-Coating. Movement: Japan Seiko SII NH35A Automatic Movement. Strap: Stainless Steel Bracelet Link/ Silicone Rubber/ Leather. Water resistance: 200 m / 20 ATM. Luminous: Swiss SuperLuminova C3 (Green). Diameter: 44.0 mm. Lug Size: 22 mm. Items include: 1x watch, 1x waterproof protective casing. Appreciate your kind understanding. The item “Mens Vintage Sterile Dive 20ATM Automatic Watch Japan NH35A Coating glass Turtle” is in sale since Tuesday, August 27, 2019. This item is in the category “Jewelry & Watches\Watches, Parts & Accessories\Wristwatches”. The seller is “modaceco” and is located in default. This item can be shipped worldwide.