Side by side

CWC RN Quartz Divers Watch Mk.2, Matte TopvsGruppo Gamma Field III GMT Date

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
Field III GMT Date
Gruppo GammaField III GMT Date
MSRP $459

At a glance

12 of 29 specs differ
Diameter
RN Quartz Divers Watch Mk.2, Matte Top41mm
Field III GMT Date40mm
Power Reserve
RN Quartz Divers Watch Mk.2, Matte Top40h
Field III GMT Date41h
Water Resistance
RN Quartz Divers Watch Mk.2, Matte Top300m
Field III GMT Date200m
MSRP
RN Quartz Divers Watch Mk.2, Matte Top$604
Field III GMT Date$459

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
41mm
40mm
Thickness
12mm
14mm
Lug-to-Lug
47mm
48.5mm
Lug Width
20mm
22mm
Water Resistance
300m
200m

Crystal & Dial

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

Movement

4 specs
Caliber
Ronda 517
Seiko Instruments NH38A
Type
Quartz
Automatic
Power Reserve
40h
41h
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$604
$459

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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.

Gruppo Gamma Field III GMT Date

Owners widely praise the Gruppo Gamma Field III GMT Date for its awesome looks, quality, and good value. The watch features a 40mm brushed 316L stainless steel case, box sapphire crystal, and 200m water resistance, powered by a Seiko NH34A movement. Some reviewers note the NH34A movement's accuracy can range from -20~+40 seconds per day, though one reviewer reported +5 seconds per day with a regulated movement. The dial's dense layout with Arabic numerals can be overwhelming for some, and one owner found the size unsuitable for smaller wrists. On balance, owners rate the Gruppo Gamma Field III GMT Date highly for its impressive finishing and toolish design at its price point.

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