Side by side

Fortis Marinemaster M-44vsSinn U50 HYDRO SDR with TEGIMENT option

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
U50 HYDRO SDR with TEGIMENT option
SinnU50 HYDRO SDR with TEGIMENT option
MSRP $3,110

At a glance

17 of 29 specs differ
Diameter
Marinemaster M-4444mm
U50 HYDRO SDR with TEGIMENT option41mm
Power Reserve
Marinemaster M-4438h
U50 HYDRO SDR with TEGIMENT option40h
Water Resistance
Marinemaster M-44300m
U50 HYDRO SDR with TEGIMENT option5,000m
MSRP
Marinemaster M-44$5,120
U50 HYDRO SDR with TEGIMENT option$3,110

Full specifications

Case

6 specs
Diameter
44mm
41mm
Thickness
14mm
11.8mm
Lug Width
22mm
20mm
Finish
Brushed and polished
bead-blasted
Water Resistance
300m
5000m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Underside
Dial Color
Orange
Black
Indices
Applied
Lume
None
Luminescent

Movement

5 specs
Caliber
Sellita SW220-1
Ronda 715 Li - SWISS MADE
Type
Automatic
Quartz
Power Reserve
38h
40h
Jewels
26
5
Complications
None
Date

Pricing

1 specs
MSRP
$5,120
$3,110

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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.

Sinn U50 HYDRO SDR with TEGIMENT option

The Sinn U50 HYDRO SDR with TEGIMENT option is widely praised for its exceptional scratch resistance and legibility, with owners reporting no signs of wear after extended use. The oil-filled case contributes to extreme water resistance and a clear dial, while the fully tegimented construction offers a soft feel on the wrist. Reviewers note the compact 41mm size, though one owner found it did not wear as thin as expected due to its thickness. The lume is considered underwhelming by some, and the diving extension on the clasp can release too easily. It utilizes a quartz movement, which is noted as less accurate than previous thermo-compensated options. Overall, owners and reviewers rate the Sinn U50 HYDRO SDR with TEGIMENT option highly for its robust, legible, and virtually indestructible build at its price point.

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