Fortis Marinemaster M-44vsIWC Schaffhausen Aquatimer Automatic

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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.

Marinemaster M-44

Aquatimer Automatic
Diameter
44mm
42mm
Thickness
14mm
lowest
14.1mm
Water Resistance
300m
300m
Power Reserve
38h
120h
highest
MSRP
$5,120
lowest
$6,700
Movement
Sellita SW220-1
32111
Case
3 specsCrystal & Dial
1 specsMovement
5 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners praise the Fortis Marinemaster M-44 for its gorgeous appearance, significant wrist presence, and "crazy lume." Reviewers highlight its excellent build quality, COSC-certified movement accuracy of 0 seconds per day, and surprisingly comfortable 44mm case despite its 14.4mm thickness. One reviewer noted the 21mm lug width as a minor drawback, wishing it were 22mm. Overall, owners and reviewers rate the Fortis Marinemaster M-44 highly for its exceptional build quality and COSC-certified accuracy.
Owners widely praise the IWC Schaffhausen Iw328801 Aquatimer Automatic as a beautiful, solid, and hard-wearing watch with great lume and a unique, functional bezel. Some owners find the 42mm case chunky and note that non-removable bars limit strap options, while one reviewer suggests the utilitarian and angular look, combined with a non-tapering bracelet and substantial weight, indicates a need for refinement. The movement is an automatic 32111 caliber with a 120-hour power reserve. On balance, owners and reviewers rate the IWC Schaffhausen Iw328801 Aquatimer Automatic well for its robust build and functional bezel system.
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