Side by side

Fortis Marinemaster M-40vsNivada Grenchen Chronomaster Manual

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
Chronomaster Manual
Nivada GrenchenChronomaster Manual
MSRP $1,975

At a glance

15 of 29 specs differ
Diameter
Marinemaster M-4040mm
Chronomaster Manual38mm
Power Reserve
Marinemaster M-4038h
Chronomaster Manual45h
Water Resistance
Marinemaster M-40300m
Chronomaster Manual100m
MSRP
Marinemaster M-40$3,520
Chronomaster Manual$1,975

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
40mm
38mm
Thickness
13mm
14.55mm
Lug-to-Lug
46mm
Lug Width
21mm
20mm
Finish
Brushed and polished
Brushed + Polished
Water Resistance
300m
100m

Crystal & Dial

2 specs
Dial Color
Orange
White
Lume
None
x1

Movement

5 specs
Caliber
Sellita SW220-1
ETA Valjoux 7733
Type
Automatic
Manual
Power Reserve
38h
45h
Jewels
26
25
Complications
None
GMT, Chronograph

Pricing

1 specs
MSRP
$3,520
$1,975

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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.

Nivada Grenchen Chronomaster Manual

Owners praise the Nivada Grenchen Chronomaster Manual as a reasonably sized mechanical chronograph without a module movement. One owner notes the watch sits high on the wrist due to its automatic caseback, leading to some regret. On balance, owners value the Chronomaster Manual for its non-module mechanical chronograph movement in a reasonably sized package.

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