Side by side
Serket Watch Co Reef MarianavsSeiko Prospex Sea PADI Special Edition
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
Prospex Sea PADI Special Edition43.8mm
Power Reserve
Reef Mariana—
Prospex Sea PADI Special Edition41h
Water Resistance
Reef Mariana200m
Prospex Sea PADI Special Edition200m
MSRP
Reef Mariana$449
Prospex Sea PADI Special Edition$625
Full specifications
Case
5 specsCategory
—
Diver
Diameter
40mm
43.8mm
Thickness
13.2mm
12.8mm
Lug-to-Lug
47.5mm
48.7mm
Lug Width
20mm
22mm
Crystal & Dial
3 specsAR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Orange
Black
Lume
BGW9
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Seiko NH35
4R35
Power Reserve
—
41h
Jewels
25
23
Pricing
1 specsMSRP
$449
$625
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