Which is cheaper, the Fortis Marinemaster M-40 or the Rolex Datejust?

At MSRP the Fortis Marinemaster M-40 is the cheaper of the two at $3,520, against $9,350 for the Rolex Datejust — a $5,830 gap before any retailer discounting.

Which is bigger, the Fortis Marinemaster M-40 or the Rolex Datejust?

The Fortis Marinemaster M-40 wears larger at 40mm versus 31mm for the Rolex Datejust — a 9mm difference across the dial.

Which has better water resistance, the Fortis Marinemaster M-40 or the Rolex Datejust?

The Fortis Marinemaster M-40 is rated to 300m versus 100m for the Rolex Datejust.

Which has a longer power reserve, the Fortis Marinemaster M-40 or the Rolex Datejust?

The Rolex Datejust carries a 55-hour power reserve against 38 hours on the Fortis Marinemaster M-40.

What movement does the Fortis Marinemaster M-40 run compared to the Rolex Datejust?

Both watches run automatic movements — the Fortis Marinemaster M-40 uses the Sellita SW220-1 and the Rolex Datejust uses the 2236.

Side by side

Fortis Marinemaster M-40vsRolex Datejust

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Add a watch

Fortis Marinemaster M-40

M-40

MSRP $3,520

Rolex Datejust

278274

MSRP $9,350

At a glance

17 of 29 specs differ

Diameter

Marinemaster M-4040mm

Datejust31mm

Power Reserve

Marinemaster M-4038h

Datejust55h

Water Resistance

Marinemaster M-40300m

Datejust100m

MSRP

Marinemaster M-40$3,520

Datejust$9,350

Full specifications

Case

8 specs

Crystal & Dial

4 specs

AR Coating

Inner

—

Dial Color

Orange

Light Green

Indices

Applied

Index

Lume

None

Chromalight

Movement

4 specs

Caliber

Sellita SW220-1

2236

Power Reserve

38h

55h

Jewels

Complications

None

Date

Pricing

1 specs

MSRP

$3,520

$9,350

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Fortis Marinemaster M-40vsRolex Datejust

At a glance

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