Side by side

Fortis Marinemaster M-40vsGeckota Classic Chronotimer

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
Classic Chronotimer
GeckotaClassic Chronotimer
MSRP $499

At a glance

12 of 29 specs differ
Diameter
Marinemaster M-4040mm
Classic Chronotimer41.5mm
Power Reserve
Marinemaster M-4038h
Classic Chronotimer40h
Water Resistance
Marinemaster M-40300m
Classic Chronotimer100m
MSRP
Marinemaster M-40$3,520
Classic Chronotimer$499

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
40mm
41.5mm
Thickness
13mm
12.35mm
Lug-to-Lug
47.8mm
Lug Width
21mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Orange
Grey

Movement

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

Pricing

1 specs
MSRP
$3,520
$499

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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.

Geckota Classic Chronotimer

Owners widely praise the Geckota Classic Chronotimer for its appealing and distinct yet classic design, with many receiving compliments on its unique look. Enthusiasts highlight the hand-wound mechanical movement as a positive feature, noting the movements appear to be solid workhorses. Some owners find the Geckota Classic Chronotimer comfortable and fun to wear, appreciating its funky aesthetic and how well it contrasts with different straps. However, one owner reports the Chronotimer wears large on smaller wrists. Overall, owners rate the Geckota Classic Chronotimer highly for its beautiful and distinct design that garners frequent compliments.

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