Brand : Seiko Model No : SPB315J1 Gender : pria Garansi Produk : Garansi Resmi 1 Tahun Case diameter : 41 mm Case thickness : 12.3 mm Water resistant : Divers Watch 200 Meters/20 ATM/20 BAR Case material : Stainless Steel with Super Hard Coating Case back : Screw Down Case Back Glass material : Sapphire crystal with anti-reflective coating Strap material : Stainless Steel Clasp : Fold over with safety Calendar : Date Luminious / LumiBrite : Yes Caliber :6R35 Vibrations :21.600 vibrations per hour (6 beats per second) Jewels :24 Magnetic Resistance :4,800 A/m Power Reserve :70 Hours Function :Stop second hand function Features :Screw-down crown , Three-fold clasp with secure lock , Unidirectional rotating bezel Weight after packing :approx. 1000 gram