Side by side

Grand Seiko SLGW005vsZelos Spearfish 3

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

SLGW005
Grand SeikoSLGW005
MSRP $9,700
Spearfish 3
ZelosSpearfish 3
MSRP $749

At a glance

13 of 29 specs differ
Diameter
SLGW00538.8mm
Spearfish 340mm
Power Reserve
SLGW00580h
Spearfish 340h
Water Resistance
SLGW00530m
Spearfish 3200m
MSRP
SLGW005$9,700
Spearfish 3$749

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
38.8mm
40mm
Thickness
10.4mm
11.5mm
Lug-to-Lug
43.7mm
40mm
Lug Width
19mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
30m
200m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Diver - Forged Carbon

Movement

3 specs
Caliber
9SA4
La Joux-Perret G100
Type
Manual
Automatic
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$9,700
$749

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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 SLGW005

The Grand Seiko SLGW005 is lauded for its faithful recreation of the 1968 45GS, featuring a desirable double-signed dial and a beautifully finished case adhering to the Grammar of Design. It is powered by the new 9SA4 manual-winding, high-beat movement, offering an 80-hour power reserve and a mean daily rate of -3/+5 seconds. Owners consider it a "gloriously perfect" and "pure and elegant expression" of Grand Seiko's strengths, with one owner preferring its creamy dial over a more pronounced beige found on other models. Overall, owners and reviewers rate the Grand Seiko SLGW005 highly for its elegant design and impressive high-beat movement.

Zelos Spearfish 3

The Zelos Spearfish 3 is widely praised for its exceptional finishing, with razor-sharp polish and flawless brushed transitions that owners feel exceed its price point. The 40mm case is noted for its wearability, and the La Joux-Perret G100 movement offers a 68-hour power reserve, with reported accuracy averaging +2.6 seconds per day. Reviewers highlight the exceptionally smooth bi-directional bezel and a tool-less micro-adjustment clasp described as best-in-class among microbrands. The sapphire sandwich construction and lumed bezel are also cited as desirable features. Overall, owners and reviewers rate the Zelos Spearfish 3 highly for its outstanding finishing and value at its price point.

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