Side by side

Fortis Marinemaster M-40vsWolbrook Skindiver Automatic

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
Skindiver Automatic
WolbrookSkindiver Automatic
MSRP $453

At a glance

9 of 29 specs differ
Diameter
Marinemaster M-4040mm
Skindiver Automatic40mm
Power Reserve
Marinemaster M-4038h
Skindiver Automatic40h
Water Resistance
Marinemaster M-40300m
Skindiver Automatic150m
MSRP
Marinemaster M-40$3,520
Skindiver Automatic$453

Full specifications

Case

3 specs
Lug Width
21mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
150m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Orange
Green

Movement

3 specs
Caliber
Sellita SW220-1
Miyota 8315
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$453

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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.

Wolbrook Skindiver Automatic

The Wolbrook Skindiver Automatic is widely praised for its attractive vintage aesthetic, comfortable wearability, and legible dial, with many owners highlighting its quality build and value under $500. Owners often commend the Beads of Rice bracelet and tropic strap, the box sapphire crystal, and the overall solid feel that suggests nothing is cheap. Specific praise is given to its lume, which some find lasts well and is great, and its accuracy, with one owner noting exceptional performance. However, some find the finishing merely fine, not exceptional, and note issues with the push-pull crown lacking a positive lock or being noisy. The 20mm strap width and drilled lugs that don't fit all spring bars are also mentioned as potential drawbacks. The Miyota 8315 movement, while preferred over the 8215, is described by one owner as noisy, and the non-transferable warranty policy is a concern for some.

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