Dimensions: 40mm diameter, 51.3mm lug-to-lug, 16.2mm thick (with crystal)

Case Material: High-grade bronze
Water Resistance: 300m (30 ATM), exceeding ISO 6425 dive watch standards
Crown: Screw-down for enhanced underwater security
Anti-Magnetism: Resistant up to 4,800 A/m (ISO 764 compliant)
Bronze Case: Black, White, Porcelana, and Anacapri
Luminescence: C3 Super-LumiNova for superior low-light readability
Movement: Seiko NH35A automatic movement with time and date function
Crystal: Scratch-resistant sapphire

The Nautoscaph is offered with carefully selected straps that enhance both its character and versatility. The stainless steel models come fitted with a steel bracelet, evoking the timeless aesthetics of classic tool watches, while the bronze medals are paired with hand-made Italian leather straps, carefully chosen to complement the warmth of the case and develop a unique patina over time.

For those seekinhg a more adaptable option, the Orca strap -- a high performance rubber strap inspired by Quint's boat in Jaws -- is available across the range. Every Nautoscaph ordered with the Orca strap comes presented in a beautifully designed travel pouch, offering both protection and refinement when the watch is sporting this ruggedly elegant strap.

Built to Last a Lifetime of Exploration
Two-year warranty covers movement failure and manufacturing defects from date of purchase. Contact service@alstawatch.com if you have a problem with your watch within the warranty period. You may also contact us outside the warranty period to arrange for repairs or regular servicing of your mechanical watch.

Orders may be cancelled within 14 days of the order date for a full refund. After 14 days, cancellations are not accepted as production on your watch will have already begun.