Side by side

Grand Seiko SBGW291vsSeiko King Seiko KSK

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

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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 SBGW291

The Grand Seiko SBGW291 is praised for its charming 36.5mm size and a silver sunburst dial with sharply chamfered indices and dauphine hands. Reviewers note the hallmark Zaratsu polished surfaces and the hand-wound 9S64 movement, which provides accuracy between -3 to +5 seconds per day and a three-day power reserve. The case wears wonderfully on smaller wrists. However, its €5,200 price is considered high by one reviewer, especially without a steel bracelet, suggesting vintage options might be more appealing. Overall, reviewers consider the Grand Seiko SBGW291 a valid option for a simpler, smaller Grand Seiko experience, with its wearability and finishing being key strengths.

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.

At a glance

12 of 29 specs differ
Diameter
SBGW29136.5mm
King Seiko KSK38.6mm
Power Reserve
SBGW29172h
King Seiko KSK45h
Water Resistance
SBGW291100m
King Seiko KSK50m
MSRP
SBGW291$5,300
King Seiko KSK$3,300

Full specifications

Case

5 specs
Diameter
36.5mm
38.6mm
Thickness
11.6mm
10.7mm
Lug-to-Lug
42.7mm
45.8mm
Lug Width
18mm
19mm
Water Resistance
100m
50m

Crystal & Dial

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

Movement

4 specs
Caliber
Grand Seiko 9S64
Seiko 6L35
Type
Manual
Automatic
Power Reserve
72h
45h
Jewels
0
26

Pricing

1 specs
MSRP
$5,300
$3,300
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