Side by side

Fortis Marinemaster M-40vsOrient RA-AC0K Diver Watch

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
RA-AC0K Diver Watch
OrientRA-AC0K Diver Watch
MSRP $455

At a glance

15 of 29 specs differ
Diameter
Marinemaster M-4040mm
RA-AC0K Diver Watch43.4mm
Power Reserve
Marinemaster M-4038h
RA-AC0K Diver Watch40h
Water Resistance
Marinemaster M-40300m
RA-AC0K Diver Watch200m
MSRP
Marinemaster M-40$3,520
RA-AC0K Diver Watch$455

Full specifications

Case

5 specs
Diameter
40mm
43.4mm
Thickness
13mm
12.8mm
Lug-to-Lug
51mm
Lug Width
21mm
22mm
Water Resistance
300m
200m

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Orange
Black
Indices
Applied

Movement

5 specs
Caliber
Sellita SW220-1
F6722
Beat Rate
28,800 vph
21,600 vph
Power Reserve
38h
40h
Jewels
26
22
Complications
None
Date

Pricing

1 specs
MSRP
$3,520
$455

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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.

Orient RA-AC0K Diver Watch

Owners widely praise the Orient RA-AC0K Diver Watch for exceeding expectations and being a "real" watch. The mechanical movement is noted for keeping great time, running within a handful of seconds fast per day, with some owners considering Orient's budget movements among the best for accuracy. Overall, owners rate the Orient RA-AC0K Diver Watch highly for its surprising quality and reliable timekeeping at its price point.

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