Side by side

Fortis Marinemaster M-40vsNOMOS Glashütte Tangomat ruthenium

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

Marinemaster M-40
FortisMarinemaster M-40
MSRP $3,520
Tangomat ruthenium
NOMOS GlashütteTangomat ruthenium
MSRP $3,700

At a glance

16 of 29 specs differ
Diameter
Marinemaster M-4040mm
Tangomat ruthenium38.3mm
Power Reserve
Marinemaster M-4038h
Tangomat ruthenium43 hoursh
Water Resistance
Marinemaster M-40300m
Tangomat ruthenium30m
MSRP
Marinemaster M-40$3,520
Tangomat ruthenium$3,700

Full specifications

Case

8 specs
Category
Diver
Dress
Diameter
40mm
38.3mm
Thickness
13mm
8.3mm
Lug-to-Lug
48mm
Lug Width
21mm
20mm
Finish
Brushed and polished
Water Resistance
300m
30m
Caseback
Solid

Crystal & Dial

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

Movement

3 specs
Caliber
Sellita SW220-1
DUW 5001
Beat Rate
28,800 vph
21,600 vph
Power Reserve
38h
43 hoursh

Pricing

1 specs
MSRP
$3,520
$3,700

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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-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.

NOMOS Glashütte Tangomat ruthenium

Owners widely praise the NOMOS Glashütte Tangomat ruthenium for its Glashütte watchmaking and Bauhaus design, with one owner noting accuracy at +2 seconds/day and a 43-hour power reserve. Some owners find the Tangomat thicker than other models, with case proportions that may not suit its sharp design, and one owner expressed a preference for newer movements over the older Epsilon automatic. Overall, owners value the NOMOS Glashütte Tangomat ruthenium for its precise timekeeping and design ethos.

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