Side by side

Fortis Marinemaster M-40vsStudio Underd0g Salmon

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
Salmon
Studio Underd0gSalmon
MSRP $1,750

At a glance

10 of 29 specs differ
Diameter
Marinemaster M-4040mm
Salmon39.5mm
Power Reserve
Marinemaster M-4038h
Salmon40h
Water Resistance
Marinemaster M-40300m
Salmon
MSRP
Marinemaster M-40$3,520
Salmon$1,750

Full specifications

Case

5 specs
Category
Diver
Chronograph
Diameter
40mm
39.5mm
Thickness
13mm
Lug Width
21mm
Water Resistance
300m

Crystal & Dial

1 specs
Dial Color
Orange
Salmon

Movement

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

Pricing

1 specs
MSRP
$3,520
$1,750

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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.

Studio Underd0g Salmon

Owners widely praise the Studio Underd0g Salmon for its unique, two-layered dial inspired by salmon skin, featuring a radially brushed metallic orange-pink lower part and a coarse, silvery dégradé shimmer upper part. The watch is powered by a decorated Swiss mono pusher movement with silky smooth winding, blued screws, and anthracite bridges, which one owner finds impressive. Accuracy is reported at ±5 seconds per day. Some owners find the £1700-£1800 price point difficult, especially given styling similarities to previous models. Overall, owners and reviewers rate the Studio Underd0g Salmon highly for its distinctive dial design and well-finished, smooth-winding monopusher movement.

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