Side by side
CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte TopvsSpinnaker Dumas GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top41mm
Dumas GMT44mm
Power Reserve
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top40h
Dumas GMT40h
Water Resistance
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top300m
Dumas GMT300m
MSRP
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top$624
Dumas GMT$399
Full specifications
Case
6 specsCategory
Diver
GMT
Diameter
41mm
44mm
Thickness
12mm
15mm
Lug-to-Lug
47mm
48mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top (RN300-MT QS120-DD)
Blue
Lume
Super-LumiNova
None
Movement
2 specsCaliber
Ronda 517
Seiko NH34A
Type
Quartz
Automatic
Pricing
1 specsMSRP
$624
$399
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