Side by side
Hemel HF1 SnelwayvsSeiko Prospex Sea Save the Ocean Special Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
HF1 Snelway40mm
Prospex Sea Save the Ocean Special Edition45mm
Power Reserve
HF1 Snelway40h
Prospex Sea Save the Ocean Special Edition41h
Water Resistance
HF1 Snelway100m
Prospex Sea Save the Ocean Special Edition200m
MSRP
HF1 Snelway$200
Prospex Sea Save the Ocean Special Edition$625
Full specifications
Case
7 specsCategory
Field
Diver
Diameter
40mm
45mm
Thickness
11mm
13.2mm
Lug-to-Lug
—
47.7mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
200m
Crystal & Dial
3 specsAR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Red
Black
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
4 specsCaliber
Seiko VH31
4R36
Type
Quartz
Automatic
Power Reserve
40h
41h
Jewels
25
24
Pricing
1 specsMSRP
$200
$625
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