Side by side

Grand Seiko SLGW004vsZelos Nova 37

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

SLGW004
Grand SeikoSLGW004
MSRP $30,000
Nova 37
ZelosNova 37
MSRP $899

At a glance

12 of 29 specs differ
Diameter
SLGW00438.8mm
Nova 3737mm
Power Reserve
SLGW00480h
Nova 3740h
Water Resistance
SLGW00430m
Nova 3750m
MSRP
SLGW004$30,000
Nova 37$899

Full specifications

Case

6 specs
Diameter
38.8mm
37mm
Thickness
10.4mm
7mm
Lug-to-Lug
43.7mm
37mm
Lug Width
19mm
20mm
Material
Gold
316L Stainless Steel
Water Resistance
30m
50m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Inner
Dial Color
Black
Salmon

Movement

2 specs
Caliber
9SA4
ETA 7001
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$30,000
$899

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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.

Grand Seiko SLGW004

The Grand Seiko SLGW004 is praised for its elegant, faithful reissue design and impressive technical execution, featuring a new 9SA4 hi-beat manual-winding movement with an 80-hour power reserve and accuracy of -3/+5 seconds per day. Reviewers highlight the sharp case facets, double-signed dial, and beautifully decorated movement visible through the display caseback, along with an enjoyable winding experience. One reviewer noted a desire for better water resistance and expressed a dislike for the etched sapphire case back. Overall, reviewers rate the Grand Seiko SLGW004 highly for its elegant design and technically impressive movement.

Zelos Nova 37

Owners widely praise the Zelos Nova 37's spectacular 37mm dimensions and extremely light, thin wearability. The meteorite dial is frequently highlighted as a captivating feature, though some reviewers suggest simpler indices would improve legibility over the Arabic numerals. The watch is considered a considerable value at $1,999. On balance, owners and reviewers rate the Zelos Nova 37 highly for its excellent dimensions and dial execution at the price.

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