Key Features :- Brand : Sugess Model : SU1963BN Functionality : 12 Hours and seconds Indicator, 30 Minutes Chronograph Features : Column Wheel Chronograph, Blue steel screws and Exhibition Case Back Cover Movement : Seagull ST19 manual winding Glass Material : Sapphire crystal Case Material : 316L stainless steel Band Material : Green NATO Nylon Strap Diameter : 38mm Thickness : 13mm Lug Width : 18mm Product Highlights :- Precision Movement : Operated by the Seagull ST19 manual winding movement, ensuring accurate timekeeping and reliability. Durable Construction : Crafted from 316L stainless steel, with a scratch-resistant sapphire crystal glass, this timepiece is built to last. Water Resistance : With a 5ATM water resistance rating (50 meters), this watch is suitable for everyday wear and light water splash. Additional Information :- Vibration : 3 Hz (21,600 BPH) Power Reserve : >35 hours English Instruction Manual included