Omega Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mmvsRolex Yacht-Master II

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.

Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm

Yacht-Master II
Diameter
44.3mm
44mm
Lug-to-Lug
50mm
n/a
Thickness
16.9mm
n/a
Water Resistance
100m
100m
Power Reserve
60h
72h
highest
MSRP
$42,400
$20,300
lowest
Movement
Omega 9904
4162
Case
7 specsCrystal & Dial
4 specsMovement
5 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
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.
Owners widely report the Rolex Yacht-Master II is a polarizing statement piece, with many praising its unique and mechanically ingenious countdown complication while others criticize its large 44mm size and bold, "garish" aesthetic. Some owners find the watch beautiful and enjoy its presence, while others deem it "ugly" or "obnoxious," with opinions split on its overall appeal and legibility. The regatta timer is seen by some as niche and impractical for everyday use, though its engineering is appreciated by others. On balance, the consensus is that the Rolex Yacht-Master II is a watch that owners either love for its distinctive complication and bold presence or dislike for its size and styling.
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