Hamilton Khaki Navy Automatic Men’s Watch, 46mm Titanium

Product Overview

The Hamilton Khaki Navy Automatic Men’s Watch is a precision Swiss-made timepiece engineered for serious underwater exploration and demanding marine environments. Built around a 46mm brushed titanium case and featuring a sleek grey dial, this watch merges rugged functionality with refined nautical aesthetics. Its most notable attribute is a 1000-meter water resistance rating—equivalent to 100 bar—making it fully capable of handling deep-sea diving, saturation diving, and other extreme aquatic activities. Designed with professional divers in mind, it includes a helium escape valve to safely release trapped gases during decompression, a critical safety feature for those using mixed-gas breathing systems. The convex sapphire crystal provides exceptional clarity and scratch resistance, ensuring the dial remains legible even after prolonged exposure to harsh underwater conditions. Whether you’re a commercial diver, maritime professional, or an enthusiast drawn to ocean adventures, this watch delivers the reliability, durability, and style needed beneath the waves.

Key Features

• 1000m Water Resistance (100 bar) – Engineered for deep-water diving, this watch can withstand extreme underwater pressure, making it suitable for saturation diving and professional marine use.
• Helium Escape Valve – Automatically releases built-up helium during decompression, a critical feature for professional divers using mixed-gas breathing systems in saturation diving scenarios.
• Convex Sapphire Crystal – Offers superior scratch resistance and optical clarity, protecting the grey dial from impacts and maintaining visibility during underwater exploration.
• 46mm Brushed Titanium Case – Lightweight yet highly durable, titanium resists corrosion from saltwater and reduces overall weight for comfortable extended wear, even during long dives.
• Swiss-Made Automatic Movement – Delivers reliable, self-winding performance with the precision and craftsmanship expected from Swiss horology, ensuring consistent timekeeping without the need for batteries.
• Bright Yellow Rubber Strap – Provides a secure, flexible fit in wet conditions while enhancing visibility in low-light or murky underwater environments; the bold color pays homage to classic diving equipment and adds a distinctive visual edge.
• Grey Dial with Analog Display – Ensures clear, easy-to-read timekeeping in low-light underwater environments, supporting functionality during dives and daily wear alike.

Technical Specifications

• Model Number: H78535380
• Department: Men’s
• Case Material: Brushed Titanium
• Case Diameter: 46mm
• Dial Color: Grey
• Strap Material: Rubber
• Strap Color: Bright Yellow
• Water Resistance: 1000 meters (100 bar)
• Crystal: Convex Sapphire
• Movement: Swiss Automatic
• Features: Helium Escape Valve
• Manufacturer: Hamilton Watch
• ASIN: B0DQP6Q78F
• Package Dimensions: 4.9 x 4.9 x 3.5 inches; 9.6 ounces
• Date First Available: June 13, 2025

Benefits & Use Cases

This watch is purpose-built for underwater professionals and adventurous divers who demand a reliable instrument capable of performing under extreme pressure. The 1000-meter water resistance and integrated helium escape valve make it ideal for saturation diving, where divers live in pressurized environments for extended periods and require gear that can safely manage gas buildup during ascent. The titanium case not only resists corrosion from saltwater but also keeps the watch lightweight, reducing fatigue during long missions or recreational dives. The convex sapphire crystal maintains clarity and durability, resisting scratches from sand, rocks, or equipment contact. The bright yellow rubber strap serves a dual purpose: it ensures a secure, comfortable fit in wet conditions and increases visibility in dark or turbid waters—an important safety consideration. The grey dial offers high contrast and legibility, supporting quick time checks during critical dive phases. Beyond professional use, this watch appeals to maritime enthusiasts and collectors who appreciate its technical heritage and bold, submarine-inspired design. It transitions seamlessly from deep-sea expeditions to everyday wear, embodying both function and nautical tradition.

Important Notes

The manufacturer’s warranty is available and can be requested directly through customer service. While the watch is designed for extreme conditions, regular maintenance and professional pressure testing are recommended for users engaging in technical or saturation diving. The package includes the watch only, with dimensions of 4.9 x 4.9 x 3.5 inches and a total weight of 9.6 ounces. Please note that availability began on June 13, 2025, and the product holds an ASIN of B0DQP6Q78F for identification and support purposes.