Photos appear once Fortis approves image use
Marinemaster M-40
Last checked Oct 26, 2026
Colorway: Amber Orange, Blue Japan, Gravity Black, Ocean Blue, Rockstone Gray, Serenity Blue, Snow White, Woodpecker Green
Strap: Horizon Strap, Block Bracelet
View on Fortis’s site ↗From Fortis
We have been building the Marinemaster since 1954, making it one of the oldest diver's watches. This watch combines state-of-the-art technology with a robust design to stand by your side in any situation. 5-Year Manufacturer Warranty | 300m Water Resistant | 38H Power Reserve | Free Shipping | Swiss Made Tool Watch
Specifications
Details and photos come from Fortis’s website, last checked Oct 26, 2026. Specs were read automatically and may contain mistakes.
Case
- Diameter
- Not listed
- Lug-to-lug
- Not listed
- Thickness
- Not listed
- Thickness incl. crystal
- Not listed
- Lug width
- Not listed
- Material
- Not listed
Movement
- Type
- Not listed
- Caliber
- Not listed
- Power reserve
- Not listed
- Functions
- Not listed
Crystal and bezel
- Crystal
- Not listed
- Bezel
- Not listed
Water resistance
- Rated to
- 300 m
Dial and lume
- Dial
- Not listed
- Lume
- Not listed
Strap
- Strap
- Not listed
Every spec Fortis lists
- Delivery time
- approx. 1-2 business days
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