Omega Seamaster Diver 300M Co Axial Master Chronometer 42mmvsSquale Master

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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 Seamaster Diver 300M Co Axial Master Chronometer 42mm at true scale

Seamaster Diver 300M Co Axial Master Chronometer 42mm

Squale Master at true scale

Master

Diameter

42mm

42mm

Lug-to-Lug

49.9mm

n/a

Thickness

13.6mm

lowest

15.5mm

Water Resistance

300m

1200m

highest

Power Reserve

55h

highest

38h

MSRP

$16,600

$2,785

lowest

Movement

Omega 8800

Sellita SW200-1

Case

5 specs
Thickness
13.56mm
15.5mm
Lug-to-Lug
49.9mm
n/a
Material
Bronze Gold
Titanium
Finish
Steel
n/a
Water Resistance
300m
1200m

Crystal & Dial

2 specs
Crystal Shape
Domed
n/a
Dial Color
Black
n/a

Movement

4 specs
Caliber
Omega 8800
Sellita SW200-1
Power Reserve
55h
38h
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$16,600
$2,785
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Reviews

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

Omega Seamaster Diver 300M Co Axial Master Chronometer 42mm

Owners widely praise the Omega Seamaster Diver 300M Co Axial Master Chronometer 42mm for its impressive detail, versatile design that bridges toolish and elegant, and satisfying bezel action. Reviewers highlight its wearability, with the 42mm case and 13.7mm thickness considered just right, and note the white ceramic dial with red accents pops. Owners also commend its case finishing and legible dial with bold indices, with one owner considering it a timepiece that can be passed down. The Omega 8800 movement is recognized for its precision and magnetic resistance, offering a 55-hour power reserve. Some owners find the black dial lacks shine indoors and wish for brighter hour markers, while one reviewer notes the ceramic case is prone to shattering and the exhibition case back has sharp edges. The mesh bracelet's clasp is criticized by one reviewer for being bulky, and another points out thickness around the clasp as a drawback.

Squale Master

Owners widely praise the Squale Master's outstanding quality and value, with one owner considering it the best dive watch at its price point. Reviewers and owners alike highlight the vintage dial and orange minute hand for excellent legibility, and the high-quality mesh bracelet is also a noted strength. A reviewer points out the Sellita SW 200-1 elaboré movement has an accuracy of ±7 to ±20 seconds per day, and the 17mm thickness and substantial 42mm size are noted as significant, though the reviewer found the stealthy, dressed-down design grew on them. On balance, owners and reviewers rate the Squale Master highly for its exceptional build quality and legibility at its price point.

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