Side by side
Serket Watch Co Reef MarianavsYema Navygraf Heritage
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Reef Mariana40mm
Navygraf Heritage39mm
Power Reserve
Reef Mariana—
Navygraf Heritage40h
Water Resistance
Reef Mariana200m
Navygraf Heritage100m
MSRP
Reef Mariana$449
Navygraf Heritage$990
Full specifications
Case
7 specsCategory
—
Diver
Diameter
40mm
39mm
Thickness
13.2mm
10.85mm
Lug-to-Lug
47.5mm
46mm
Lug Width
20mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m
Crystal & Dial
2 specsDial Color
Orange
Black
Lume
BGW9
None
Movement
2 specsCaliber
Seiko NH35
Sellita SW200
Power Reserve
—
40h
Pricing
1 specsMSRP
$449
$990
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