Hamilton Khaki Aviation Automatic Men’s Watch, 42mm

Product Overview

The Hamilton Khaki Aviation Automatic Men’s Watch is a Swiss-made timepiece engineered for pilots and aviation enthusiasts who demand precision, durability, and legibility in all conditions. With a 42mm stainless steel case and a sleek black dial, this watch blends rugged functionality with classic aviation-inspired design. It features a genuine cow leather strap for comfort and a sapphire crystal for superior scratch resistance, ensuring long-term wearability and a polished appearance. Developed in partnership with Air Zermatt, a renowned alpine rescue service, this special edition model reflects the real-world demands of professional pilots operating in extreme environments. Whether you’re navigating high-altitude rescue missions or simply moving through daily life, this watch delivers consistent performance and unmistakable style.

Key Features

• Ultra-Readable Black Dial with Blue Lume: The high-contrast black dial features bold white numerals and indices coated in blue Super-LumiNova®, providing exceptional visibility in low-light and nighttime conditions—ideal for pilots flying in darkness or low-visibility environments. The blue glow enhances readability without compromising the watch’s classic aesthetic.
• Swiss-Made H-40 Automatic Movement: Powered by the reliable H-40 caliber, this self-winding movement delivers an impressive 80-hour power reserve, ensuring the watch remains accurate and ready to wear even after days without use. The automatic mechanism eliminates the need for battery replacements and maintains precision through natural wrist motion.
• 42mm Stainless Steel Case: Crafted from durable stainless steel, the 42mm case offers a balanced, masculine profile that fits comfortably on most wrist sizes while maintaining a commanding presence. The robust construction ensures resilience against daily wear and environmental challenges.
• Sapphire Crystal: The scratch-resistant sapphire crystal protects the dial from daily wear, preserving clarity and maintaining a polished appearance over time. This premium material is highly resistant to impacts and abrasions, making it ideal for active lifestyles.
• 100m Water Resistance: Rated for depths up to 100 meters (10 ATM), this watch is suitable for swimming, snorkeling, and other water-based activities. This level of water resistance adds versatility, allowing wearers to enjoy aquatic adventures without concern.
• Cow Leather Strap: The genuine cow leather strap provides a comfortable, breathable fit with a refined look that complements both casual and formal attire. Over time, the leather develops a natural patina, enhancing its character and individuality.
• Special Edition Air Zermatt Design: Developed in collaboration with Air Zermatt, this model reflects real-world aviation demands, incorporating design cues and functionality inspired by professional rescue pilots operating in extreme alpine conditions. The partnership underscores the watch’s authenticity and purpose-driven engineering.

Technical Specifications

• Model Number: H64625731
• Department: Men
• Case Material: Stainless Steel
• Case Diameter: 42mm
• Dial Color: Black
• Strap Material: Cow Leather
• Movement: Swiss Automatic (H-40)
• Power Reserve: 80 hours
• Crystal: Sapphire
• Water Resistance: 100 meters (10 ATM)
• Luminous Feature: Blue Super-LumiNova® on numerals and indices
• Manufacturer: Hamilton Watch
• ASIN: B07D1FN8Q3
• Package Dimensions: 5.55 x 5.51 x 4.61 inches
• Item Weight: 6.88 ounces
• Date First Available: August 1, 2018
• Discontinued by Manufacturer: No

Benefits & Use Cases

This watch is ideal for aviation professionals, frequent travelers, and outdoor adventurers who value precision and reliability. The high-legibility dial and long power reserve make it especially useful for long-haul flights or extended periods away from a charging source. Its 100m water resistance allows for worry-free use during water sports or rainy conditions, while the leather strap ensures comfort during all-day wear. The rugged yet refined design transitions seamlessly from cockpit to boardroom, making it a versatile choice for men who appreciate functional elegance. As a special edition tied to Air Zermatt, it also holds appeal for collectors and fans of aviation heritage.

Important Notes

The manufacturer’s warranty is available and can be requested directly through Hamilton’s customer service. Customers are encouraged to contact support to initiate a warranty claim or request additional documentation. This model remains in production and is not discontinued. Package contents include the watch, official documentation, and packaging as supplied by Hamilton. Care should be taken to avoid prolonged exposure to extreme temperatures or magnetic fields, which may affect automatic movement accuracy. Regular servicing by an authorized technician is recommended to maintain optimal performance.