Side by side

CWC 1980 RN Divers Automatic Re-Issue WatchvsGrand Seiko SBGR321

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

1980 RN Divers Automatic Re-Issue Watch
CWC1980 RN Divers Automatic Re-Issue Watch
MSRP $2,458
SBGR321
Grand SeikoSBGR321
MSRP $5,200

At a glance

11 of 29 specs differ
Diameter
1980 RN Divers Automatic Re-Issue Watch41mm
SBGR32140mm
Power Reserve
1980 RN Divers Automatic Re-Issue Watch40h
SBGR32172h
Water Resistance
1980 RN Divers Automatic Re-Issue Watch300m
SBGR321100m
MSRP
1980 RN Divers Automatic Re-Issue Watch$2,458
SBGR321$5,200

Full specifications

Case

5 specs
Category
Diver
Dress
Diameter
41mm
40mm
Thickness
12mm
13mm
Lug-to-Lug
47mm
46.6mm
Water Resistance
300m
100m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
1980 RN Divers Automatic Re-Issue Watch
Black
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
ETA 2824-2
9S65
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$2,458
$5,200

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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 1980 RN Divers Automatic Re-Issue Watch

The CWC 1980 RN Divers Automatic Re-Issue Watch is widely praised for its faithful recreation of vintage details, including its dial layout with markers touching the chapter ring and pointed crown guards. Owners and reviewers note its reasonable size and the original minute hand design. However, the lume is a point of contention: some find the "faux patina" tint too gold and glossy, while others specifically criticize the mismatched lume color between hands and hour markers, with the hour marker lume described as overly shiny and convex. On balance, the CWC 1980 RN Divers Automatic Re-Issue Watch is highly regarded for its authentic vintage aesthetic and wearability, despite mixed opinions on the lume application.

From video reviewers

The watch's accurate movement is a notable strength. A potential weakness is its relatively high price point. Reviewers disagree on the watch's water-resistance, with one reviewer suggesting it could be improved and the other not mentioning any issues with water-resistance.

Grand Seiko SBGR321

Grand Seiko SBGR321 owners and reviewers widely praise its attractive design, compelling dimensions, and robust movement. The watch features sharp case lines with contrasting brushing and polishing, a 40mm steel case that provides presence without bulk, and 100m water resistance. Its sunburst blue dial, inspired by the dawn sky over Mount Iwate, showcases Grand Seiko's signature finishing on applied markers and hands, with a red-tipped seconds hand. The 9S65 automatic movement is noted for its precision, running within specifications, with one source reporting a +5 to -3 seconds a day rate and a 3-day power reserve. A blue rotor with a crimson rim, also inspired by Mount Iwate, is visible through the display caseback. On balance, owners and reviewers rate the Grand Seiko SBGR321 highly for its exceptional finishing and compelling blue dial design at its price point.

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