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

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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.

Omega Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm at true scale

Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm

Rolex Yacht-Master II at true scale

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 specs
Diameter
44.25mm
44mm
Thickness
16.85mm
n/a
Lug-to-Lug
50mm
n/a
Lug Width
21mm
n/a
Material
Blue Ceramic
Oystersteel
Finish
Steel
n/a
Caseback
n/a
Monobloc middle case, screw-down case back and winding crown

Crystal & Dial

4 specs
Crystal Shape
Domed
Flat
Dial Color
Black
White
Indices
n/a
Index
Lume
None
Chromalight

Movement

5 specs
Caliber
Omega 9904
4162
Beat Rate
0 vph
28,800 vph
Power Reserve
60h
72h
Jewels
0
47
Complications
Chronograph, Moonphase
Regatta Timer, Small Seconds

Pricing

1 specs
MSRP
$15,700
$20,300
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Omega Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm

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.

Rolex Yacht-Master II

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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