Side by side

Fortis Marinemaster M-40vsSeiko Essentials Solar

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
Essentials Solar
SeikoEssentials Solar
MSRP $375

At a glance

14 of 29 specs differ
Diameter
Marinemaster M-4040mm
Essentials Solar30.5mm
Power Reserve
Marinemaster M-4038h
Essentials Solar40h
Water Resistance
Marinemaster M-40300m
Essentials Solar
MSRP
Marinemaster M-40$3,520
Essentials Solar$375

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
40mm
30.5mm
Thickness
13mm
6.8mm
Lug-to-Lug
37.7mm
Lug Width
21mm
12mm
Water Resistance
300m
Splash Resistant

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Crystal Shape
Flat
Curved
Dial Color
Orange
Black

Movement

4 specs
Caliber
Sellita SW220-1
V115
Type
Automatic
Quartz
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$375

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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.

Seiko Essentials Solar

Owners find the Seiko Essentials Solar a beautiful and lightweight daily wear, particularly for its value on the grey market. One owner noted the 41mm size did not appear large in person. A single owner reported an orange stripe on a stopwatch button detached due to heat. Overall, owners rate the Seiko Essentials Solar highly for its attractive aesthetic and comfortable wearability at its price point.

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