Beaufort BicompaxvsDumoreau Monopusher Chronograph
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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.

Bicompax

Monopusher Chronograph
Diameter
40.5mm
40mm
Lug-to-Lug
47mm
46mm
lowest
Thickness
13.8mm
12.5mm
lowest
Water Resistance
50m
100m
highest
Power Reserve
63h
63h
MSRP
$810
n/a
Movement
Sellita SW510
Sellita SW510
Case
4 specsCrystal & Dial
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Beaufort Bicompax for its attractive bicompax chronograph design, clean aesthetic, and excellent legibility with effective lume. The Sellita SW510 BH b movement is noted for performing well, with winding and setting actions comparable to ETA movements and accuracy within COSC parameters at +5 seconds/day. Fit and finish are considered spot on, with a well-executed gradient dial and subdials, and the h-link bracelet is described as comfortable and easy to size. Some owners find the price a bit high for the specifications on paper, and one commenter felt the blue dial could have more depth. On balance, owners and reviewers rate the Beaufort Bicompax highly for its vintage aesthetic and reliable manual-wind chronograph movement at 40.5mm.
Owners widely praise the Dumoreau Monopusher Chronograph for its thinness and attractive finishing on the manual-wind Sellita SW510 movement, with the blue dial variant noted as a limited edition feature. One owner finds the £1,250 price tag too high, seeking alternatives in a lower price bracket. Overall, owners appreciate the Dumoreau Monopusher Chronograph's refined finishing and wearability, though some question its value proposition at the current price point.
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