Side by side
Seiko Prospex SeavsXicorr Watches FSO M20.21
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Prospex Sea43.8mm
FSO M20.2142mm
Power Reserve
Prospex Sea41h
FSO M20.2142h
Water Resistance
Prospex Sea200m
FSO M20.21100m
MSRP
Prospex Sea$625
FSO M20.21$631
Full specifications
Case
5 specsCategory
Diver
—
Diameter
43.8mm
42mm
Thickness
12.8mm
11.7mm
Lug-to-Lug
48.7mm
46mm
Water Resistance
200m
100m
Crystal & Dial
2 specsAR Coating
Anti-reflective coating on inner surface
Inner
Lume
LumiBrite on hands, index(es) and bezel
SuperLuminova
Movement
3 specsCaliber
4R35
Seagull ST2130
Power Reserve
41h
42h
Jewels
23
25
Pricing
1 specsMSRP
$625
$631
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