Side by side
Fortis Marinemaster M-40vsSerket Watch Co Reef X Diver Black DLC
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Marinemaster M-4040mm
Reef X Diver Black DLC43mm
Power Reserve
Marinemaster M-4038h
Reef X Diver Black DLC—
Water Resistance
Marinemaster M-40300m
Reef X Diver Black DLC200m
MSRP
Marinemaster M-40$3,520
Reef X Diver Black DLC—
Full specifications
Case
6 specsCategory
Diver
—
Diameter
40mm
43mm
Thickness
13mm
12.7mm
Lug-to-Lug
—
50mm
Lug Width
21mm
22mm
Water Resistance
300m
200m
Crystal & Dial
1 specsDial Color
Orange
Pink
Movement
3 specsCaliber
Sellita SW220-1
Seiko NH35
Power Reserve
38h
—
Jewels
26
25
Pricing
1 specsMSRP
$3,520
—
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