Side by side

CWC T20 General Service Quartz WatchvsFortis Marinemaster M-40

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

T20 General Service Quartz Watch
CWCT20 General Service Quartz Watch
MSRP $249
Marinemaster M-40
FortisMarinemaster M-40
MSRP $3,520

At a glance

14 of 29 specs differ
Diameter
T20 General Service Quartz Watch38mm
Marinemaster M-4040mm
Power Reserve
T20 General Service Quartz Watch40h
Marinemaster M-4038h
Water Resistance
T20 General Service Quartz Watch50m
Marinemaster M-40300m
MSRP
T20 General Service Quartz Watch$249
Marinemaster M-40$3,520

Full specifications

Case

6 specs
Category
Field
Diver
Diameter
38mm
40mm
Thickness
12mm
13mm
Lug-to-Lug
42mm
Lug Width
18.5mm
21mm
Water Resistance
50m
300m

Crystal & Dial

3 specs
Crystal
Acrylic
Sapphire
Dial Color
CWC T20 General Service Quartz Watch
Orange
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Ronda 515
Sellita SW220-1
Type
Quartz
Automatic
Power Reserve
40h
38h
Jewels
25
26

Pricing

1 specs
MSRP
$249
$3,520

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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.

CWC T20 General Service Quartz Watch

The CWC T20 General Service Quartz Watch is widely praised for its simple, clean, and classic look, with owners considering it a classy and comfortable field watch. Its 38mm tonneau case is seen by some as a cool retro piece representative of original MOD specifications, though others find this size too small for larger wrists. The watch is noted for keeping accurate time, with one owner reporting it as practical for everyday wear. It features a stainless steel case, sapphire crystal, and a Ronda 715 movement. A limitation mentioned is the fixed lugs, which restrict strap versatility. Overall, owners rate the CWC T20 General Service Quartz Watch highly for its classic military-inspired aesthetic and reliable timekeeping at an affordable price.

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.

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