Side by side
Lum-Tec B67 Day DatevsCWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
B67 Day Date44mm
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top41mm
Power Reserve
B67 Day Date40h
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top40h
Water Resistance
B67 Day Date200m
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top300m
MSRP
B67 Day Date$545
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top$624
Full specifications
Case
7 specsCategory
Sport
Diver
Diameter
44mm
41mm
Thickness
—
12mm
Lug-to-Lug
51.5mm
47mm
Lug Width
22mm
20mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel
Water Resistance
200m
300m
Crystal & Dial
4 specsCrystal
Domed Sapphire
Sapphire
AR Coating
Inner
Yes
Dial Color
B67 Day Date
CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top (RN300-MT QS120-DD)
Lume
None
Super-LumiNova
Movement
1 specsCaliber
Ronda 515
Ronda 517
Pricing
1 specsMSRP
$545
$624
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