DuFrane Watches Circuit Chronograph: Limited Anniversary EditionvsHamilton Khaki Aviation Khaki Pilot Pioneer Auto Chrono


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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Circuit Chronograph: Limited Anniversary Edition

Khaki Aviation Khaki Pilot Pioneer Auto Chrono
Diameter
39mm
41mm
Thickness
n/a
16mm
Water Resistance
100m
100m
Power Reserve
n/a
60h
MSRP
$2,299
$1,995
lowest
Movement
Valjoux 7753
Hamilton H-31
Case
4 specsCrystal & Dial
1 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the DuFrane Watches Circuit Chronograph: Limited Anniversary Edition for its accuracy, high quality, and bracelet, with one owner stating it punches well above its price point. One owner notes oxidation around the pushers from the small crown on the gold-plated case, though the rest remains in excellent condition. Overall, owners rate the DuFrane Watches Circuit Chronograph: Limited Anniversary Edition highly for its exceptional accuracy and value.
Hamilton Khaki Aviation Khaki Pilot Pioneer Auto Chrono owners praise its excellent dial legibility and unique case shape, with one owner noting it as a reliable step up in quality and another stating they haven't taken it off since purchasing. Reviewers highlight its charismatic, function-forward military design and vintage inspiration. Some owners find the bezel's detents unremarkable, and one notes the mineral crystal scratches more easily than sapphire. A 72-hour power reserve is mentioned, along with a winding stop and a non-screw-down crown limiting water confidence for some. On balance, owners and reviewers rate the Hamilton Khaki Aviation Khaki Pilot Pioneer Auto Chrono highly for its distinctive vintage design and strong legibility at its price point.
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