Side by side
Rockwell Time Katelynn (Ceramic)vsSeiko Prospex Sea
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Katelynn (Ceramic)28mm
Prospex Sea34mm
Power Reserve
Katelynn (Ceramic)40h
Prospex Sea40h
Water Resistance
Katelynn (Ceramic)100m
Prospex Sea200m
MSRP
Katelynn (Ceramic)$900
Prospex Sea$795
Full specifications
Case
5 specsCategory
—
Diver
Diameter
28mm
34mm
Thickness
12mm
8.7mm
Lug-to-Lug
46mm
40.8mm
Water Resistance
100m
200m
Crystal & Dial
3 specsAR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
—
Black
Lume
None
LumiBrite on hands and index(es)
Movement
1 specsCaliber
Ronda Caliber 585
6N01
Pricing
1 specsMSRP
$900
$795
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