Side by side
Feynman Timekeepers Feynman OnevsSeiko Prospex Sea Save the Ocean Special Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
13 of 29 specs differDiameter
Feynman One39mm
Prospex Sea Save the Ocean Special Edition42.4mm
Power Reserve
Feynman One—
Prospex Sea Save the Ocean Special Edition41h
Water Resistance
Feynman One50m
Prospex Sea Save the Ocean Special Edition200m
MSRP
Feynman One$1,045
Prospex Sea Save the Ocean Special Edition$550
Full specifications
Case
5 specsCategory
—
Diver
Diameter
39mm
42.4mm
Thickness
11.5mm
13.4mm
Lug-to-Lug
—
49.4mm
Water Resistance
50m
200m
Crystal & Dial
3 specsCrystal
—
Hardlex
Dial Color
Sweet Orange
—
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
4 specsCaliber
ETA/Peseux 7001
Seiko 4R36
Type
Manual
Automatic
Power Reserve
—
41h
Jewels
0
24
Pricing
1 specsMSRP
$1,045
$550
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