Side by side

Fortis Marinemaster M-40vsYema Navygraf Marine Nationale CMM.10

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
Navygraf Marine Nationale CMM.10
YemaNavygraf Marine Nationale CMM.10
MSRP $1,614

At a glance

12 of 29 specs differ
Diameter
Marinemaster M-4040mm
Navygraf Marine Nationale CMM.1039mm
Power Reserve
Marinemaster M-4038h
Navygraf Marine Nationale CMM.1040h
Water Resistance
Marinemaster M-40300m
Navygraf Marine Nationale CMM.10100m
MSRP
Marinemaster M-40$3,520
Navygraf Marine Nationale CMM.10$1,614

Full specifications

Case

6 specs
Diameter
40mm
39mm
Thickness
13mm
11mm
Lug-to-Lug
46mm
Lug Width
21mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Orange
Black

Movement

3 specs
Caliber
Sellita SW220-1
Yema CMM.10
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$1,614

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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.

Yema Navygraf Marine Nationale CMM.10

The Yema Navygraf Marine Nationale CMM.10 is lauded for its vibrant blue dial and bezel, a slimmer 39mm case at 11mm thick, and its in-house CMM.10 caliber offering a 70-hour power reserve. Reviewers highlight the clean, legible dial, blue sapphire bezel insert, and competitive pricing under $2,000. However, the steel bracelet's clasp is noted by multiple sources as rattly and feeling slightly cheap, with one reviewer finding it difficult to open. Accuracy is reported within a range of +5/-3 seconds per day. Overall, reviewers praise the Yema Navygraf Marine Nationale CMM.10 for its attractive design and value proposition, tempered by minor concerns regarding the bracelet clasp.

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