Side by side
CWC (Cabot Watch Company) RN300 Automatic Diver Mk.1 Tritium Watch With DatevsSeiko Prospex Sea
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
RN300 Automatic Diver Mk.1 Tritium Watch With Date40mm
Prospex Sea41mm
Power Reserve
RN300 Automatic Diver Mk.1 Tritium Watch With Date40h
Prospex Sea70h
Water Resistance
RN300 Automatic Diver Mk.1 Tritium Watch With Date300m
Prospex Sea200m
MSRP
RN300 Automatic Diver Mk.1 Tritium Watch With Date$3,174
Prospex Sea$900
Full specifications
Case
5 specsCategory
—
Diver
Diameter
40mm
41mm
Thickness
14.5mm
12.3mm
Lug-to-Lug
46mm
46.9mm
Water Resistance
300m
200m
Crystal & Dial
5 specsCrystal
Mineral
Sapphire
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
—
Black
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
ETA 2824
6R35
Power Reserve
40h
70h
Jewels
25
24
Pricing
1 specsMSRP
—
$900
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