Certina DS Action Diver 43mm Powermatic 80vsFortis Marinemaster M-44

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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.

Certina DS Action Diver 43mm Powermatic 80 at true scale

DS Action Diver 43mm Powermatic 80

Fortis Marinemaster M-44 at true scale

Marinemaster M-44

Diameter

43mm

44mm

Lug-to-Lug

45.0mm

n/a

Thickness

13.2mm

lowest

14mm

Water Resistance

300m

300m

Power Reserve

80h

highest

38h

MSRP

$1,045

lowest

$5,120

Movement

POWERMATIC 80.611

Sellita SW220-1

Case

4 specs
Diameter
43mm
44mm
Thickness
13.22mm
14mm
Lug-to-Lug
45.01mm
n/a
Lug Width
19mm
22mm

Crystal & Dial

1 specs
Dial Color
n/a
Orange

Movement

4 specs
Caliber
POWERMATIC 80.611
Sellita SW220-1
Beat Rate
0 vph
28,800 vph
Power Reserve
80h
38h
Jewels
0
26

Pricing

1 specs
MSRP
$1,045
$5,120
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Reviews

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

Certina DS Action Diver 43mm Powermatic 80

The Certina DS Action Diver 43mm Powermatic 80 is widely praised for its exceptional value, robust build quality, and sporty character, with owners highlighting its striking sunburst blue dial and precise bezel alignment. Some reviewers note the 43mm size and NATO strap can make it thick for under-cuff wear, and one owner found the end links did not perfectly match the case. Accuracy figures vary, with one report of 3-6 seconds per day and another of +45 seconds over 47 days. Overall, owners and reviewers consider the Certina DS Action Diver 43mm Powermatic 80 an excellently priced and well-built tool watch that offers significant value for its price.

Fortis Marinemaster M-44

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.

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