Certina DS-7 Chrono AutovsOmega Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm


Ref. 304.63.44.52.01.001·MSRP $42,400
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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.

DS-7 Chrono Auto

Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm
Diameter
42mm
44.3mm
Lug-to-Lug
49.5mm
lowest
50mm
Thickness
14.9mm
lowest
16.9mm
Water Resistance
100m
100m
Power Reserve
n/a
60h
MSRP
$2,083
lowest
$42,400
Movement
Tissot Valjoux A05.231
Omega 9904
Case
6 specsCrystal & Dial
2 specsMovement
5 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners and reviewers widely praise the Certina DS-7 Chrono Auto for its retro 1970s-inspired design, featuring a waffle-style dial with raised sub-dial rings and a contrasting red seconds hand, all housed in a refined 42mm brushed steel case. The watch is noted for its excellent finishing and sporty aesthetic, with some owners remarking that it wears smaller than its 42mm case size due to its thinness for an automatic. The integrated bracelet is generally well-received, though one reviewer found the included strap to be cheap, uncomfortable, and an impractical 21mm width. The automatic movement is cited as a robust Valjoux A05.231 with a 68-hour power reserve, and the watch is considered a great value. One owner notes the movement beats at 21,600 bph, resulting in a more noticeable tick rather than a smooth sweep. On balance, owners and reviewers rate the Certina DS-7 Chrono Auto highly for its attractive retro design and excellent value proposition.
The Omega Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm is widely praised for its detailed and photorealistic moonphase complication, featuring a boot print Easter egg, and its exceptional finishing, including a ceramic bezel and sun-brushed dial. Owners and reviewers consistently highlight the beauty of the complication and the overall build quality. However, the watch's 44.25mm case size and considerable thickness (around 16.85mm to 17mm) are frequently noted as making it wear large and potentially challenging to fit under dress cuffs, with some suggesting it feels "chunky" or like a "beast." One reviewer found the crown guards sharp when winding and the crown difficult to pull out. On balance, owners and reviewers appreciate the Omega Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm for its stunning moonphase detail and high-end finishing, despite its substantial size.
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