Side by side
CWC Quartz Divers Watch Mk.2 Polished CasevsLongines MASTER COLLECTION
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
21 of 29 specs differDiameter
Quartz Divers Watch Mk.2 Polished Case41mm
MASTER COLLECTION42mm
Power Reserve
Quartz Divers Watch Mk.2 Polished Case40h
MASTER COLLECTION72h
Water Resistance
Quartz Divers Watch Mk.2 Polished Case300m
MASTER COLLECTION30m
MSRP
Quartz Divers Watch Mk.2 Polished Case$583
MASTER COLLECTION$3,000
Full specifications
Case
8 specsCategory
Diver
—
Diameter
41mm
42mm
Thickness
12mm
10.8mm
Lug-to-Lug
47mm
49.7mm
Lug Width
20mm
21mm
Finish
Brushed and polished
—
Water Resistance
300m
30m
Caseback
Solid
Transparent case back with sapphire crystal
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
CWC Quartz Divers Watch Mk.2 Polished Case (RN300-P QS120)
Silver
Indices
Applied
Painted Arabic numerals
Movement
8 specsCaliber
Ronda 517
L897.2
Type
Quartz
Automatic
Beat Rate
28,800 vph
25,200 vph
Power Reserve
40h
72h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds, month and date by annual calendar
Pricing
1 specsMSRP
$583
$3,000
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