Side by side

Sinn 544vsFortis Marinemaster M-40

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

What people say

Owners + reviewers, side by side

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

Sinn 544

The Sinn 544 is widely praised for its versatile 38.5mm size and 10mm thickness, making it suitable for daily wear. Owners and reviewers highlight its minimalist, reductionist aesthetic and robust, bead-blasted case. The 200 meters of water resistance and low-pressure resistance further contribute to its "do-anything" capability. The watch features a 4 o'clock crown and hooded lugs, a design element some find polarizing but which flows well into the bracelet. The Sinn 544 is powered by a Sellita SW200-2 movement with a 60-hour power reserve. While the fine minute track is appreciated for precise time setting, some dislike the subdivisions between the second and minute markers. One owner notes a general desire for an improved Sinn bracelet across the brand. Overall, owners and reviewers rate the Sinn 544 highly for its robust, straightforward design and practical dimensions at the price point.

Fortis Marinemaster M-40

Owners praise the Fortis Amber Orange for its gorgeous appearance and strong wrist presence, noting its crazy lume and 70-hour power reserve. The Doxa SUB 300T, described as having a superb, eccentric design with a highly legible dial and functional no-decompression bezel, uses an ETA 2824-2 movement. However, the SUB 300T's 42.5mm case wears large and its 14mm thickness is not ideal for dress shirts, though it boasts 1,200m water resistance. On balance, owners appreciate the Fortis Amber Orange for its striking aesthetics and impressive lume.

From video reviewers

The watch's Swiss Made construction and robust design are consistently praised. Reviewers noted the bracelet as a potential point of contention.

At a glance

16 of 29 specs differ
Diameter
54438.5mm
Marinemaster M-4040mm
Power Reserve
54460h
Marinemaster M-4038h
Water Resistance
544200m
Marinemaster M-40300m
MSRP
544$1,879
Marinemaster M-40$3,520

Full specifications

Case

7 specs
Category
Tool
Diver
Diameter
38.5mm
40mm
Thickness
10mm
13mm
Lug Width
20mm
21mm
Finish
bead blasted
Water Resistance
200m
300m
Caseback

Crystal & Dial

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

Movement

3 specs
Caliber
SW 200-2
Sellita SW220-1
Power Reserve
60h
38h
Complications
Date
None

Pricing

1 specs
MSRP
$1,879
$3,520
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