Side by side

Oris Aquis Date Calibre 400vsFortis Marinemaster M-44

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

Aquis Date Calibre 400
OrisAquis Date Calibre 400
MSRP $5,150
Marinemaster M-44
FortisMarinemaster M-44
MSRP $5,120

At a glance

14 of 29 specs differ
Diameter
Aquis Date Calibre 40041.5mm
Marinemaster M-4444mm
Power Reserve
Aquis Date Calibre 400120 hoursh
Marinemaster M-4438h
Water Resistance
Aquis Date Calibre 400300m
Marinemaster M-44300m
MSRP
Aquis Date Calibre 400$5,150
Marinemaster M-44$5,120

Full specifications

Case

4 specs
Diameter
41.5mm
44mm
Thickness
14mm
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

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

Movement

5 specs
Caliber
CALIBRE 400
Sellita SW220-1
Beat Rate
4 vph
28,800 vph
Power Reserve
120 hoursh
38h
Jewels
21
26
Complications
Date
None

Pricing

1 specs
MSRP
$5,150
$5,120

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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.

Oris Aquis Date Calibre 400

The Oris Aquis Date Calibre 400 is widely lauded for its exclusive in-house movement, offering a five-day power reserve, 10-year warranty, and 10-year service interval. Reviewers and owners praise its impressive accuracy, with figures ranging from under a second per day to seven seconds fast per day. The watch features a refined case with slimmer lugs and an updated dial for improved ergonomics, a patented quick-change system for straps, and a smooth, precise bezel action. Some find the dial can be shiny with glare from the domed crystal. Overall, owners and reviewers rate the Oris Aquis Date Calibre 400 highly for its significant advancements in mechanical watchmaking and value proposition.

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.

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