TidalGuard 100M Sapphire Automatic Dive Watch Screw-Down Crown, 40mm Stainless Steel

Sapphire Scratch Resistant Automatic Mechanical Movement 100m/330ft Swim & Snorkel 40mm Case Diameter Technical Specifications + Weight: 133g (4.69 ounces) Case Diameter: 40mm Case Thickness: 13.4mm (0.53 inches) Material: 316L Surgical Stainless Steel Crystal: Sapphire crystal with hard coating, scratch-resistant and anti-reflective treatment Water Resistance: Up to 330ft (approximately 145 psi) Movement: Automatic Seagull ST16 Power Reserve: 40 hours Strap Width: 24.5mm Strap Length: 21cm (8.27 inches) Sizing, care & support + Strap Compatibility This model accepts all standard 24mm straps. Bracelet Sizing We recommend seeking professional assistance for steel bracelet link removal for the perfect fit. Water Resistance Always ensure the crown is screwed down before any contact with water to maintain the seal. Please check the specific water-resistance rating of this model before swimming or showering. The guide below is for reference only. Future Wrist Design Exclusive The Navigator. Ready for anything. A robust field watch design that is legible, tough, and ready for outdoor adventure. Make It Yours