Side by side
Matterhorn Watch Co. DiveMaster 300vsSerket Watch Co Reef Mariana
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
DiveMaster 30041mm
Reef Mariana40mm
Power Reserve
DiveMaster 30042h
Reef Mariana—
Water Resistance
DiveMaster 300300m
Reef Mariana200m
MSRP
DiveMaster 300$401
Reef Mariana$449
Full specifications
Case
5 specsDiameter
41mm
40mm
Thickness
12.8mm
13.2mm
Lug-to-Lug
47mm
47.5mm
Lug Width
—
20mm
Water Resistance
300m
200m
Crystal & Dial
1 specsDial Color
Black
Orange
Movement
2 specsCaliber
Miyota 9015
Seiko NH35
Power Reserve
42h
—
Pricing
1 specsMSRP
—
$449
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