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Hamilton Khaki Aviation Takeoff Auto Chrono
Case
- Diameter
- 46mm
- Thickness
- 16.2mm
- Lug width
- 22mm
- Material
- Stainless Steel
- Water resistance
- 50m
Crystal & dial
- Crystal
- Sapphire
- Dial colour
- Black
Movement
- Caliber
- Hamilton H-31
- Type
- Automatic
- Power reserve
- 60h
- Hacking
- No
- Hand-winding
- No
- Complications
- Time only
Hamilton
Hamilton's automatic chronograph caliber, based on the Valjoux/ETA 7750, running at 28,800 vph with the base 7750's power reserve of around 44 hours. It powers Hamilton chronographs such as the Intra-Matic Auto Chrono and Khaki Aviation lines (the separate H-21 caliber is the 60-hour extended-reserve version).
Design language
- Case shape
- round
- Dial style
- matte
- Sub-dials
- 2
- Bezel
- rotating
- Bracelet
- leather
- Hands
- baton
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Khaki Aviation Takeoff Auto Chrono collection · 19 watches
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The Hamilton Khaki Aviation Takeoff Auto Chrono is noted for its unique bullhead chronograph design and detachable functionality for desktop display, with a PVD case and yellow accents. Owners praise its solid construction, precise indices, and smooth bezel action, alongside a detailed champagne dial, crisp printing, and retro hands with good lume. However, its extreme thickness and 46.3mm width are flagged as compromising daily wearability, and some find the sizable crown guards hinder usability, while a rattling bracelet with a difficult-to-remove design is also mentioned. The watch uses the Hamilton H-31 automatic chronograph movement with a 60-hour power reserve and is a limited edition of 1999 units. On balance, owners and reviewers appreciate the Hamilton Khaki Aviation Takeoff Auto Chrono for its distinctive design and pilot-inspired legibility, despite practical concerns regarding its size and wearability.
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