Side by side

CWC RN Quartz Divers Watch Mk.2, Matte TopvsBoldr Expedition Enigmath

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

RN Quartz Divers Watch Mk.2, Matte Top
CWCRN Quartz Divers Watch Mk.2, Matte Top
MSRP $604
Expedition Enigmath
BoldrExpedition Enigmath
MSRP $599

At a glance

9 of 29 specs differ
Diameter
RN Quartz Divers Watch Mk.2, Matte Top41mm
Expedition Enigmath41mm
Power Reserve
RN Quartz Divers Watch Mk.2, Matte Top40h
Expedition Enigmath42h
Water Resistance
RN Quartz Divers Watch Mk.2, Matte Top300m
Expedition Enigmath200m
MSRP
RN Quartz Divers Watch Mk.2, Matte Top$604
Expedition Enigmath$599

Full specifications

Case

4 specs
Category
Diver
Tool
Thickness
12mm
12.8mm
Lug-to-Lug
47mm
47.5mm
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
CWC RN Quartz Divers Watch Mk.2, Matte Top (RN300-MT QS120)
Enigmath Coconino

Movement

3 specs
Caliber
Ronda 517
Miyota 9039,
Type
Quartz
Automatic
Power Reserve
40h
42h

Pricing

1 specs
MSRP
$604
$599

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

CWC RN Quartz Divers Watch Mk.2, Matte Top

Owners widely praise the CWC RN Quartz Divers Watch Mk.2, Matte Top for its excellent matte case finishing, precise seconds hand alignment, and dial reminiscent of vintage military watches. The Mk.2 upgrades, including a sapphire crystal, improved lume, and a precise 120-click bezel described as perfection with no play, are consistently highlighted as significant improvements over earlier versions. One owner noted the quartz movement gained 8 seconds over several months. Overall, owners rate the CWC RN Quartz Divers Watch Mk.2, Matte Top highly for its solid construction, military significance, and terrific value.

Boldr Expedition Enigmath

The watch's slide rule function is a convenient feature, allowing for calculations on the go. One potential drawback is the use of the Japanese Miyota 9039 movement, which may be a trade-off for some buyers. Reviewers disagree on whether the quick 'on the fly' adjust bracelet is a more significant advantage than the watch's sapphire crystal for durability and scratch resistance.

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