Side by side

Grand Seiko SLGB001vsZelos Great White 43

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

SLGB001
Grand SeikoSLGB001
MSRP $39,000
Great White 43
ZelosGreat White 43
MSRP $599

At a glance

13 of 29 specs differ
Diameter
SLGB00137mm
Great White 4343mm
Power Reserve
SLGB00172h
Great White 4340h
Water Resistance
SLGB001100m
Great White 43300m
MSRP
SLGB001$39,000
Great White 43$599

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
37mm
43mm
Thickness
11.4mm
12mm
Lug-to-Lug
44.3mm
43mm
Lug Width
20mm
22mm
Material
Platinum
Titanium (DLC coated)
Water Resistance
100m
300m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Blue

Movement

3 specs
Caliber
9RB2
Miyota 9015
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$39,000
$599

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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 SLGB001

The Grand Seiko SLGB001 is a limited edition platinum watch in the Evolution 9 collection, featuring a 37mm case and the new Calibre 9RB2 Spring Drive U.F.A. movement, rated to ±20 seconds per year. It has an "Ice Forest" dial with a deep blue hue and a silver seconds hand, but notably lacks lume. A criticism is the absence of a micro-adjustment clasp on its leather strap. Overall, reviewers highlight the watch's advanced movement and distinctive dial as key features.

Zelos Great White 43

Owners widely praise the Zelos Great White 43's "unbelievable" and "amazing" lume, particularly on the carbon and Frost variants. The Miyota 9015 movement and 300m water resistance are noted features. Some owners find the 43mm size large, while others report it wears well. Opinions are divided on colorways, with some disappointed by the absence of a "Nebula" option and others finding the "Arctic" version striking. Overall, owners rate the Zelos Great White 43 highly for its exceptional lume and robust specifications at the price point.

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