Ratio Brand NATOS18 Army Nylon Watch Strap 18mm COA:SIN Features: Case Bezel Material: Stainless Steel Resin XWA2656 Features: Case Bezel Material: Stainless Steel Resin Resin Band Vibration Resistant Neobrite Sapphire Crystal Shock Resistant Screw Lock Crown Mud Resistant Solar Powered Multiband 6 Time Calibration Signal Reception Triple Sensor World Time 29 Time Zones 1 100 Second Stopwatch Countdown Timer 5 Daily Alarms Hourly Time Signal Battery Level Indicator Power Saving Full Auto Calendar (To Year 2099) 12 24 Hour Format Button Operation Tone On Off Regular Timekeeping Accuracy: ±15 Seconds Per Month 200M Water Resistance Size Of Case: 59 Features: Titanium Case Titanium Bracelet Eco Drive Movement Caliber: B620 Sapphire Crystal Black Dial Analog Display Chronograph Function Tachymeter Scale Power Reserve Luminous Hands And Markers Date Display 12 24 Hours Display Pull Push Crown Solid Case Back Deployment Clasp 100M Water Resistance Approximate Case Diameter: 42mm Approximate Case Thickness: 12mm Brand: Ratio Strap Description: Ratio Brand NATOS18 Army Nylon Watch Strap 18mm is a 18mm nylon watch strap by Ratio Shipping Weight: 500 g Color: Return Policy: If not 100% satisfied return watch in 30 days for a full refund or exchange