Side by side

Fortis Marinemaster M-40vsSpinnaker Fleuss 40 Automatic

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
Fleuss 40 Automatic
SpinnakerFleuss 40 Automatic
MSRP $450

At a glance

10 of 29 specs differ
Diameter
Marinemaster M-4040mm
Fleuss 40 Automatic40mm
Power Reserve
Marinemaster M-4038h
Fleuss 40 Automatic40h
Water Resistance
Marinemaster M-40300m
Fleuss 40 Automatic150m
MSRP
Marinemaster M-40$3,520
Fleuss 40 Automatic$450

Full specifications

Case

5 specs
Thickness
13mm
11mm
Lug-to-Lug
47mm
Lug Width
21mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
150m

Crystal & Dial

1 specs
Dial Color
Orange
Coral

Movement

3 specs
Caliber
Sellita SW220-1
SII NH35A
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$450

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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.

Spinnaker Fleuss 40 Automatic

Owners find the Spinnaker Fleuss 40 Automatic a good size for smaller wrists, though one owner notes the lume is too diffuse for easy nighttime reading. The pilot-style crown is an unusual feature for a dive watch. Overall, owners value the Spinnaker Fleuss 40 Automatic for its wearability on smaller wrists.

From video reviewers

The coral red dial is a unique aesthetic. The watch is a strong contender for best-in-class under $300.

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