Side by side

Fortis Marinemaster M-40vsTissot PRX Carbon

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
PRX Carbon
TissotPRX Carbon
MSRP $1,150

At a glance

15 of 29 specs differ
Diameter
Marinemaster M-4040mm
PRX Carbon40.5mm
Power Reserve
Marinemaster M-4038h
PRX Carbon80h
Water Resistance
Marinemaster M-40300m
PRX Carbon100m
MSRP
Marinemaster M-40$3,520
PRX Carbon$1,150

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
40mm
40.5mm
Thickness
13mm
11.23mm
Lug-to-Lug
40mm
Lug Width
21mm
12mm
Material
Stainless Steel
Carbon
Water Resistance
300m
100m

Crystal & Dial

4 specs
AR Coating
Inner
Yes
Dial Color
Orange
Black carbon
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®

Movement

3 specs
Caliber
Sellita SW220-1
Powermatic 80
Power Reserve
38h
80h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$1,150

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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.

Tissot PRX Carbon

The Tissot PRX Carbon is widely praised for its unique, stealthy forged carbon aesthetic and lightweight wearability, with many owners considering it a standout within the PRX line. Owners consistently highlight the comfortable, high-quality rubber strap and the appealing forged carbon look. Accuracy is noted as COSC-level, and the Powermatic 80 movement is specifically mentioned as featuring a silicon balance spring. However, legibility is hampered by a textured carbon dial and poor lume, and some owners find the dial too shiny. The $1,150 price point is considered high by some, though others view it as decent value. On balance, owners rate the Tissot PRX Carbon highly for its distinctive lightweight design and comfortable wearability.

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