Side by side

Seiko King Seiko KSKvsGrand Seiko SLGB001

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seiko King Seiko KSK

Owners and reviewers widely praise the King Seiko KSK for its exceptional dial and case finishing, often compared to higher-end brands, and its slim, retro design. The use of the Calibre 6L35 movement in some variants is seen as a significant upgrade, contributing to a refined feel, while others note the bracelet is unusually nice and the case offers a mix of brushed and polished finishes with sharp angles. However, some owners question the value proposition, citing misaligned screws and clasp components on their examples, and the standard 6R movement in some models is criticized as a disappointment for the price point. Accuracy figures range from +15/-10 seconds per day to +5 to +7 seconds per day, and water resistance is rated at 5 BAR or 50 meters. Overall, owners and reviewers find the King Seiko KSK to be a beautiful and classy watch with fantastic finishing, though some are divided on its value and movement choice at its price point.

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.

At a glance

13 of 29 specs differ
Diameter
King Seiko KSK38.6mm
SLGB00137mm
Power Reserve
King Seiko KSK45h
SLGB00172h
Water Resistance
King Seiko KSK50m
SLGB001100m
MSRP
King Seiko KSK$3,300
SLGB001$39,000

Full specifications

Case

6 specs
Diameter
38.6mm
37mm
Thickness
10.7mm
11.4mm
Lug-to-Lug
45.8mm
44.3mm
Lug Width
19mm
20mm
Material
Stainless Steel
Platinum
Water Resistance
50m
100m

Crystal & Dial

2 specs
Crystal Shape
Box
AR Coating
Anti-reflective coating on inner surface
Yes

Movement

4 specs
Caliber
6L35
9RB2
Type
Automatic
Spring Drive
Power Reserve
45h
72h
Jewels
26
0

Pricing

1 specs
MSRP
$3,300
$39,000
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