DuFrane Watches Circuit Chronograph: Customer Edition w/18kt GoldvsHamilton American Classic Intra-Matic Auto Chrono

Ref. circuit-chronograph-customer-edition·MSRP $2,999

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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: Customer Edition w/18kt Gold

American Classic Intra-Matic Auto Chrono
Diameter
39mm
40mm
Thickness
n/a
14.4mm
Water Resistance
50m
100m
highest
Power Reserve
n/a
60h
MSRP
$2,999
$2,645
lowest
Movement
Valjoux 7753
Hamilton H-31
Case
5 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: Customer Edition w/18kt Gold for its beautiful case and amazing dial. One owner notes it is the most accurate watch they own with a Valjoux 7753 movement, also highlighting stellar customer service, high quality, and value. On balance, owners rate the DuFrane Watches Circuit Chronograph: Customer Edition w/18kt Gold highly for its aesthetic appeal and perceived accuracy at the price point.
Owners widely praise the Hamilton American Classic Intra-Matic Auto Chrono for its attractive panda dial, retro design, and value, with many noting its historical significance and ability to garner compliments. Reviewers and owners alike highlight its clean, athletic aesthetic and vintage charm, with some finding it wears well and fits comfortably under dress shirts, even on smaller wrists. However, multiple sources flag its substantial thickness, ranging from 14.35mm to 14.7mm, and one owner noted the H-31 movement's rotor felt unusually spinny and the date-set button recessed. Accuracy figures vary, with one owner reporting +8 seconds per day and another +3 seconds per day. The included leather strap is frequently described as showing creasing easily or being merely utilitarian, leading some owners to explore aftermarket bracelet options.
The panda dial's contrasting subdials are a notable strength. The bracelet clasp is considered less refined than the rest of the watch.
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