Omega Speedmaster 38 Co Axial Chronometer Chronograph 38mmvsRolex Cosmograph Daytona

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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 38 Co Axial Chronometer Chronograph 38mm at true scale

Speedmaster 38 Co Axial Chronometer Chronograph 38mm

Rolex Cosmograph Daytona at true scale

Cosmograph Daytona

Diameter

38mm

40mm

Lug-to-Lug

44.9mm

n/a

Thickness

14.7mm

n/a

Water Resistance

100m

100m

Power Reserve

52h

72h

highest

MSRP

$23,300

lowest

$42,700

Movement

Omega 3330

4131

Case

7 specs
Diameter
38mm
40mm
Thickness
14.7mm
n/a
Lug-to-Lug
44.9mm
n/a
Lug Width
18mm
n/a
Material
18kt Sedna Gold
Oystersteel
Finish
Steel
18 kt yellow gold
Caseback
n/a
Monobloc middle case, screw-down case back and winding crown

Crystal & Dial

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

Movement

4 specs
Caliber
Omega 3330
4131
Beat Rate
0 vph
28,800 vph
Power Reserve
52h
72h
Jewels
0
47

Pricing

1 specs
MSRP
$23,300
$42,700
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Reviews

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

Omega Speedmaster 38 Co Axial Chronometer Chronograph 38mm

Owners widely praise the Omega Speedmaster 38 Co Axial Chronometer Chronograph 38mm for its suitability for smaller wrists and its attractive sunburst dial, with some noting its timeless design and technical improvements. However, opinions are divided on its thickness, with some finding it chunky and others considering its dimensions perfect. The integrated date corrector, requiring a pin, is frequently cited as a hassle by users. On balance, owners and reviewers appreciate the Omega Speedmaster 38 Co Axial Chronometer Chronograph 38mm for its refined design and wearability on smaller wrists, despite differing views on its case thickness.

Rolex Cosmograph Daytona

Owners widely report the Rolex Cosmograph Daytona offers remarkable comfort and wearability, with some praising its perfect proportions and sleeker feel, while others find the 40mm case size and bracelet exceptionally comfortable. Reviewers note a tweaked dial for improved legibility and a new ceramic bezel with a steel ring on recent references. However, opinions are split on its value, with some finding it overpriced relative to its market value and others appreciating its versatility. Some owners criticize the sub-dial placement and screw-down pushers, while others praise its superior accuracy and automatic movement. Overall, owners and reviewers rate the Rolex Cosmograph Daytona highly for its comfort and wrist presence, despite ongoing debate about its value proposition.

From video reviewers

The 18k yellow gold case and Cerachrom bezel are frequently cited strengths. The Oysterflex bracelet also received multiple mentions.

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