Ratio Brand NATOS18 Army Nylon Watch Strap 18mm COA:SIN 99 Item Number: EFS S550DB 1AV Condition: Case 15mm 99 Item Number: EFS S550DB 1AV Condition: Brand new in box with tags Gender: Male Case Diameter: 12mm Water Resistance Depth: 100M Case Thickness: Lug Width: Caliber: Dial Material: Sapphire Crystal Display Type: analog item_weight: 500 g Movement: japanese quartz Description: Features: Stainless Steel Case Stainless Steel Bracelet Solar Movement Sapphire Crystal Black Dial Analog Display Chronograph Function 12 24 Hours Display 1 Second Stopwatch Accuracy: ±20 Seconds Per Month Luminous Hands Date Display Rotating Bezel Solid Case Back Deployment Clasp 100M Water Resistance Approximate Case Diameter: 47mm Approximate Case Thickness: 12mm Shipping Weight: 500 g Color: Black Return Policy: If not 100% satisfied return watch in 30 days for a full refund or exchange Features: Brass Silicon Case Silicon Strap Quartz Movement Caliber: Y120EY Mineral Crystal Black Enamel Dial Analog Display Solid Case Back Buckle Clasp 30M Water Resistance Approximate Case Diameter: 24mm Approximate Case Thickness: 6 The nylon construction offers a secure lug attachment suited to regular daily wear and easy interchangeability with compatible watch cases Satisfaction Guarantee: Nubo Watches takes customer service very seriously so if you're not satisfied