Side by side

Fortis Marinemaster M-40vsPhoibos Sea Nymph

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
Sea Nymph
PhoibosSea Nymph
MSRP $240

At a glance

12 of 29 specs differ
Diameter
Marinemaster M-4040mm
Sea Nymph36mm
Power Reserve
Marinemaster M-4038h
Sea Nymph40h
Water Resistance
Marinemaster M-40300m
Sea Nymph300m
MSRP
Marinemaster M-40$3,520
Sea Nymph$240

Full specifications

Case

4 specs
Diameter
40mm
36mm
Thickness
13mm
9.8mm
Lug-to-Lug
42mm
Lug Width
21mm
18mm

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Orange
Blue
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
Sellita SW220-1
SWISS RONDA 705
Type
Automatic
Quartz
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$240

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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.

Phoibos Sea Nymph

Owners widely praise the Phoibos Sea Nymph's unique mother-of-pearl dial and distinctive bezel styling, with some finding it a good fit for smaller wrists. The 36mm case size is considered unisex, though some owners find it too small for larger wrists, while others enjoy it as a summer watch. The consensus is that the Phoibos Sea Nymph is a fun, visually interesting watch, with its polarizing bezel design being a key talking point.

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