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

Ref. 304.93.44.52.03.001·MSRP $15,700
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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
$15,700
lowest
$20,300
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 photorealistic moonphase complication, featuring a NASA-sourced image and a 10-year accurate display, along with buttery chronograph buttons and excellent finishing. Reviewers and owners consistently highlight the impressive Master Chronometer certification, antimagnetic properties, and the beauty of the sunburst dial and ceramic bezel with Liquidmetal. However, multiple sources flag its considerable thickness, ranging from 16.85mm to 17mm, which makes it challenging to wear under dress shirt cuffs and leads some to find it too large or bold for smaller wrists. On balance, owners and reviewers rate the Omega Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm highly for its stunning moonphase complication and top-tier finishing, despite its substantial dimensions.
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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