Side by side
Lum-Tec B68 Day DatevsCWC RN Quartz Divers Watch Mk.2, 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
B68 Day Date44mm
RN Quartz Divers Watch Mk.2, Matte Top41mm
Power Reserve
B68 Day Date40h
RN Quartz Divers Watch Mk.2, Matte Top40h
Water Resistance
B68 Day Date200m
RN Quartz Divers Watch Mk.2, Matte Top300m
MSRP
B68 Day Date$595
RN Quartz Divers Watch Mk.2, Matte Top$604
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
B68 Day Date
CWC RN Quartz Divers Watch Mk.2, Matte Top (RN300-MT QS120)
Lume
None
Super-LumiNova
Movement
1 specsCaliber
Ronda 515
Ronda 517
Pricing
1 specsMSRP
$595
$604
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