Side by side

CWC 1983 RN Divers Quartz Re-Issue WatchvsGrand Seiko SLGA015

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

1983 RN Divers Quartz Re-Issue Watch
CWC1983 RN Divers Quartz Re-Issue Watch
MSRP $749
SLGA015
Grand SeikoSLGA015
MSRP $12,600

At a glance

13 of 29 specs differ
Diameter
1983 RN Divers Quartz Re-Issue Watch40mm
SLGA01543.8mm
Power Reserve
1983 RN Divers Quartz Re-Issue Watch40h
SLGA015120h
Water Resistance
1983 RN Divers Quartz Re-Issue Watch300m
SLGA015200m
MSRP
1983 RN Divers Quartz Re-Issue Watch$749
SLGA015$12,600

Full specifications

Case

6 specs
Diameter
40mm
43.8mm
Thickness
12mm
13.8mm
Lug-to-Lug
46mm
51.5mm
Lug Width
20mm
23mm
Material
Stainless Steel
Titanium
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
1983 RN Divers Quartz Re-Issue Watch (RN300-83 QS60)
Black
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
9RA5
Type
Quartz
Spring Drive
Power Reserve
40h
120h

Pricing

1 specs
MSRP
$749
$12,600

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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 1983 RN Divers Quartz Re-Issue Watch

Owners widely praise the CWC 1983 RN Divers Quartz Re-Issue Watch for its historically accurate reproduction, thin profile for a 300m diver, and a second hand that aligns well with indices. Reviewers note its reasonable size on smaller wrists, original dial layout with markers touching the chapter ring, and a broader minute hand. However, criticism is directed at the fixed 20mm bars necessitating specific strap types and the mismatched lume colors between hands and hour markers, with some finding the convex lume on the markers overly shiny. Overall, owners rate the CWC 1983 RN Divers Quartz Re-Issue Watch highly for its accurate vintage aesthetic and wearability.

Grand Seiko SLGA015

The Grand Seiko SLGA015 is widely praised for its exceptional accuracy, with owners reporting performance far exceeding the stated 10 seconds per month. The Spring Drive movement's smooth sweep and 5-day power reserve are also noted strengths, as is the lighter titanium case construction. However, some owners find the bracelet extension non-intuitive, and one noted the clasp scratched easily. The watch features a nature-inspired, wave-like dial texture. Overall, owners rate the Grand Seiko SLGA015 highly for its impressive accuracy and quality construction.

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