SLGA009

Grand Seiko Evolution 9 White Birch

Single-watch specs, wearability context, and AI-assisted review notes for buyers who want to understand the watch before comparing it against another reference.

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AI Review

Wearability and ownership read

The Grand Seiko SLGA009 “White Birch” is one of the standout modern luxury sports watches for enthusiasts who value craftsmanship and understated refinement over flashy branding. Its beautifully textured dial, inspired by Japanese white birch forests, constantly changes in different lighting and pairs perfectly with Grand Seiko’s signature Spring Drive seconds hand, which glides effortlessly across the dial. The watch feels refined, balanced, and exceptionally well finished, with a level of detail that rivals far more expensive pieces. While the bracelet and clasp design are often considered its weakest point, the combination of dial artistry, Spring Drive technology, and overall wearing experience makes the SLGA009 a watch many enthusiasts consider truly special in person.

Generated from the watch data currently available in Watch Compare AI and intended as a quick review, not a substitute for manually verified specs.

Key Specs

MSRP
$9,800
Case Size
40 mm
Thickness
11.8 mm
Lug-to-Lug
47.9 mm
Movement
Automatic
Caliber
9RA2
Power Reserve
120 hours
Water Resistance
100 m

Complete Spec Sheet

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Buying Context

MSRP
$9,800
Brand
Grand Seiko
Collection
Evolution 9
Model
White Birch
Reference
SLGA009

Fit And Case

Case Size
40 mm
Thickness
11.8 mm
Lug-to-Lug
47.9 mm
Lug Width
22 mm
Weight
176 g
Case Material
Stainless Steel
Water Resistance
100 m

Movement And Function

Movement Type
Automatic
Caliber
9RA2
Power Reserve
120 hours
Frequency
Not listed
Accuracy
+/-10 seconds per month (+/-0.5 second per day)
COSC
Not listed
METAS
Not listed
GMT
No
Chronograph
No

Bracelet And Wearability

Bracelet Type
Steel bracelet
Bracelet Material
Stainless Steel
Clasp
Folding clasp with push button release
Micro-Adjustment
Not listed
Adjustment System
Not listed
Tool-Free Adjustment
Not listed