Side by side

Fortis Marinemaster M-40vsNivada Grenchen Autochron

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
Autochron
Nivada GrenchenAutochron
MSRP $2,495

At a glance

16 of 29 specs differ
Diameter
Marinemaster M-4040mm
Autochron38mm
Power Reserve
Marinemaster M-4038h
Autochron42h
Water Resistance
Marinemaster M-40300m
Autochron200m
MSRP
Marinemaster M-40$3,520
Autochron$2,495

Full specifications

Case

8 specs
Category
Diver
Chronograph
Diameter
40mm
38mm
Thickness
13mm
38mm
Lug-to-Lug
46mm
Lug Width
21mm
20mm
Finish
Brushed and polished
Brushed + Polished
Water Resistance
300m
200m
Caseback
Solid
316L Steel Silver Color Caseback

Crystal & Dial

3 specs
Dial Color
Orange
Matt Blue Small texture +Super White Lum thick Printed 7506C Super Lum. Dots +White thick Printed logo
Indices
Applied
Baton
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
Sellita SW220-1
ETA Valjoux 7750
Beat Rate
28,800 vph
28 vph
Power Reserve
38h
42h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$2,495

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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 Autochron

Owners praise the Nivada Grenchen Autochron's dial, with one owner calling it amazing. The Autochron Mechaquartz is noted for its squared profile and the comfort of its expansion bracelet on smaller wrists.

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