Side by side

CWC RN Quartz Divers Watch Mk.2, Matte TopvsLongines HYDROCONQUEST GMT

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
HYDROCONQUEST GMT
LonginesHYDROCONQUEST GMT
MSRP $3,350

At a glance

9 of 29 specs differ
Diameter
RN Quartz Divers Watch Mk.2, Matte Top41mm
HYDROCONQUEST GMT41mm
Power Reserve
RN Quartz Divers Watch Mk.2, Matte Top40h
HYDROCONQUEST GMT40h
Water Resistance
RN Quartz Divers Watch Mk.2, Matte Top300m
HYDROCONQUEST GMT300m
MSRP
RN Quartz Divers Watch Mk.2, Matte Top$604
HYDROCONQUEST GMT$3,350

Full specifications

Case

3 specs
Thickness
12mm
12.9mm
Lug-to-Lug
47mm
49.4mm
Lug Width
20mm
21mm

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
CWC RN Quartz Divers Watch Mk.2, Matte Top (RN300-MT QS120)
Green
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Ronda 517
L844.5
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$604
$3,350

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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.

Longines HYDROCONQUEST GMT

Owners widely praise the Longines HYDROCONQUEST GMT for its excellent finishing, smooth winding action, and overall value, with some finding its build quality and colorways superior to higher-priced competitors. Reviewers and owners alike note its robustness as a traveler's dive watch with a true GMT movement. Some owners find the round markers at 6 and 9 disrupt dial symmetry, and the GMT hour markers are described as tiny and difficult to read. The date wheel can be mismatched on certain dial colors, and the bracelet clasp is noted as sharp by one reviewer. While some owners wish for a smaller case size, others find the 41mm comfortable. The bezel action is flagged as having bounce-back by one owner, though the brushed finish effectively hides wear. Overall, owners and reviewers rate the Longines HYDROCONQUEST GMT highly for its robust build and excellent value proposition.

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