The chronograph utilizes a Ready/Start button with a half-press shutter, reducing mistakes and allowing for accurate starts. Case Material : Stainless steel Glass Material : Dual-curved sapphire Glass Coating : Anti-reflective coating on inner surface Case size : Diameter 43.5mm × Thickness 16.1mm The perimeter of Band : 201mm Clasp type : Three-fold clasp with push button release Caliber no. 9R86 Instructions Movement Type : Spring Drive Power reserve : Approx.
72 hours(3 days) Accuracy : ±1 second per day / ±15 seconds per month (average) Water resistance : 10 bar Magnetic resistance : Equipped Weight : 187.0 g Other details / Features : 24-hour hand (dual time display function) 50 jewels Calendar-linked time difference adjustment function Case back with lion emblem Chronograph with 30 minutes & 12 hours Power reserve display Screw case back Screw-down crown See-through case back Stop seconds hand function. The item "Grand Seiko Spring Drive Chronograph GMT Black Dial Steel Men's Watch SBGC203" is in sale since Monday, October 14, 2019. This item is in the category "Jewelry & Watches\Watches, Parts & Accessories\Wristwatches". The seller is "sablier" and is located in United States. This item can be shipped to North, South, or Latin America, all countries in continental Asia, Australia.