Side by side

Fortis Marinemaster M-40vsLum-Tec RPM

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
RPM
Lum-TecRPM
MSRP $495

At a glance

13 of 29 specs differ
Diameter
Marinemaster M-4040mm
RPM43mm
Power Reserve
Marinemaster M-4038h
RPM40h
Water Resistance
Marinemaster M-40300m
RPM50m
MSRP
Marinemaster M-40$3,520
RPM$495

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
40mm
43mm
Thickness
13mm
12.3mm
Lug-to-Lug
—
41mm
Lug Width
21mm
20mm
Material
Stainless Steel
Titanium
Water Resistance
300m
50m

Crystal & Dial

1 specs
Dial Color
Orange
RPM 3

Movement

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

Pricing

1 specs
MSRP
$3,520
$495

Follow this matchup

Get a note when Fortis Marinemaster M-40 vs Lum-Tec RPM gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Marathon Arctic OSAR 41mm Automatic
Marathonmicro
OSAR

Arctic OSAR 41mm Automatic

6 watches · 6 variantsOSAR
41mm·Automatic·300m WR
$1,800MSRP
—Used
Hemel HFT20
Hemelmicro

HFT20

8 variantsHFT20
42mm·Quartz·100m WR
$450MSRP
—Used
Spinnaker Fleuss Chronograph
Spinnakermicro

Fleuss Chronograph

9 watches · 34 variantsFleuss
43mm·Quartz·100m WR
$325MSRP
—Used
AVI-8 Hawker Harrier Dual Retrograde Chronograph
AVI-8micro

Hawker Harrier Dual Retrograde Chronograph

9 watches · 31 variantsHawker
44mm·Quartz
$310MSRP
—Used
Bremont S302
Bremontmicro
Supermarine

S302

8 watches · 39 variantsSupermarine
40mm·Automatic·300m WR
$3,900MSRP
—Used
Yema Flygraf Bi-Compax French Air Force
Yemamicro

Flygraf Bi-Compax French Air Force

5 watches · 7 variantsFlygraf
40mm·Quartz·100m WR
$490MSRP
—Used
AVI-8 Flyboy Spirit of Tuskegee Chronograph
AVI-8micro

Flyboy Spirit of Tuskegee Chronograph

9 watches · 32 variantsFlyboy
44mm·Quartz
$295MSRP
—Used
Geckota Sea-Hunter Dive Watch
Geckotamicro

Sea-Hunter Dive Watch

6 variantsSea-Hunter
40mm·Automatic·200m WR
$349MSRP
—Used
All alternatives to the Marinemaster M-40 →All alternatives to the RPM →
Explore the full catalog
Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Marathon Arctic OSAR 41mm AutomaticvsLum-Tec RPMMarathon OSAR-D (Original SAR with Date) Automatic 41mmvsLum-Tec RPMMarathon Arctic OSAR 36mm AutomaticvsLum-Tec RPMBremont S302vsLum-Tec RPMFortis Marinemaster M-40vsHemel HFT20Fortis Marinemaster M-40vsSpinnaker Fleuss Chronograph
Edit this comparisonAdd another watchExplore more 39–44mm watches