Side by side

Fortis Marinemaster M-44vsOrient M-Force AC0N

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Marinemaster M-44
FortisMarinemaster M-44
MSRP $5,120
M-Force AC0N
OrientM-Force AC0N
MSRP $555

At a glance

15 of 29 specs differ
Diameter
Marinemaster M-4444mm
M-Force AC0N45mm
Power Reserve
Marinemaster M-4438h
M-Force AC0N40h
Water Resistance
Marinemaster M-44300m
M-Force AC0N200m
MSRP
Marinemaster M-44$5,120
M-Force AC0N$555

Full specifications

Case

5 specs
Diameter
44mm
45mm
Thickness
14mm
12.8mm
Lug-to-Lug
52mm
Lug Width
22mm
20mm
Water Resistance
300m
200m

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Underside
Dial Color
Orange
Green
Indices
Applied

Movement

5 specs
Caliber
Sellita SW220-1
F6727
Beat Rate
28,800 vph
21,600 vph
Power Reserve
38h
40h
Jewels
26
22
Complications
None
Date

Pricing

1 specs
MSRP
$5,120
$555

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What people say

Owners + reviewers, side by side

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

Fortis Marinemaster M-44

The Fortis Marinemaster M-44 is praised for its excellent build quality and wearability, featuring a highly legible dial and a COSC-certified Kenissi-based movement that ran at 0 seconds per day. Owners appreciate its 70-hour power reserve and the inclusion of multiple straps and a deployant buckle, noting its gorgeous appearance and great wrist presence. A minor point raised is the 21mm lug width, with a wish for it to be 22mm. The Fortis Marinemaster M-44 is priced at $4,150. Overall, owners and reviewers rate the Fortis Marinemaster M-44 highly for its robust specifications and comfortable wearability at its price point.

Orient M-Force AC0N

Owners widely praise the Orient M-Force AC0N for its rugged, tank-like appearance and robust, well-built construction, with many citing the reliability of Japanese automatic movements as a key draw. Reviewers and owners consistently flag excellent lume and a superior diver bezel, though one owner notes poor low-light legibility due to weak lume. Accuracy figures vary, with one owner reporting stable +12 seconds/day timekeeping while another found it kept near-perfect time when fully wound; a wobbly crown was also noted by one owner. Overall, owners rate the Orient M-Force AC0N highly for its toughness and value, with its striking design and durable build being the primary reasons for satisfaction.

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