Frontal view of a stainless steel watch featuring a white textured dial.

Caseback view of Grand Seiko Evolution 9 Spring Drive U.F.A. Ushio 300 Diver SLGB023

Side perspective highlighting the polished bezel and the slim stainless steel case.

An angled studio shot focusing on the integrated steel bracelet and watch lugs.

Extreme macro shot showcasing the intricate birch-like texture of the white watch dial.

Dramatic editorial lighting highlights the sharp edges and silver markers of the watch.

Minimalist aesthetic shot of the watch resting against a clean dark grey backdrop.

Wide cinematic banner of the watch positioned against a textured grey studio background.

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Grand Seiko

Grand Seiko Evolution 9 Collection Spring Drive U.F.A. Ushio 300 Diver

Name: Grand Seiko Evolution 9 Collection Spring Drive U.F.A. Ushio 300 Diver
Brand: Grand Seiko
SKU: SLGB023
Price: 12400.00 USD
Availability: InStock

SKU： SLGB023

$12,400.00 USD

June 2026 release

Features:
Unidirectional rotating bezel
Screw-down crown
Power reserve indicator
Screw case back
Allergy-safe metal

Specifications:
Movement: Seiko Calibre 9RB1
Movement Type: Spring Drive
Jewels: 33
Power Reserve: Approx. 72 hours (3 days)
Accuracy: ±20 seconds per year (±3 seconds per month)
Water Resistance: 300m / 1000ft diver’s
Magnetic Resistance: 4,800 A/m

Case:
Material: High-Intensity Titanium
Diameter: 40.8 mm
Thickness: 12.9 mm
Lug-to-lug: 48.5 mm
Crystal: Sapphire crystal with anti-reflective coating (inner surface)

Dial:
Hands & Markers: LumiBrite on hands, indexes, and bezel

Strap:
Lug width: 21 mm
Clasp: Locking extension clasp with micro-adjustment

Warranty & Services

Brand	Manufacturer Warranty Coverage
Atelier Wen	5 Years
Blancpain	5 Years Effective Jan 1, 2025
Breguet	5 Years Effective Jan 1, 2025
Bvlgari	3 Years
Cartier	2 Years Additional 6 Years with registration on Cartier Care
Chopard	Effective July 1, 2020
Corum	2 Years
Frederique Constant	2 Years
Glashütte Original	2 Years
Grand Seiko	5 Years Effective Oct 1, 2021
Gucci	2 Years
Hamilton	2 Years
IWC	2 Years Additional 6 Years with registration on IWC Care
Jaeger-LeCoultre	2 Years Additional 6 Years with registration on JLC Care
Jaquet Droz	2 Years
Longines	2 Years (Quartz) 5 Years (Automatic) Effective Aug 1, 2021
Mido	2 Years 5 Years for COSC-certified watches
Montblanc	2 Years
Omega	5 Years Effective July 1, 2018
Piaget	2 Years Additional 6 Years with registration on Piaget Care
Rado	—
Seiko	3 Years
Tissot	2 Years 3 Years for COSC-certified watches
Vacheron Constantin	2 Years Additional 6 Years with registration on Vacheron Care
Zenith	2 Years Additional 3 Years with registration on Zenith-Watches.com

Complimentary Shipping

Complimentary Ground Shipping on qualifying orders over $200 and Express Shipping on orders over $2,000. View our Shipping Policy

return & exchanges

Exchanges or store credit available within 7 days on full-price items. Sale and Final Sale items are non-returnable or exchangeable. View our Return & Exchange Policy

warranty & services

As an Authorized Retailer, all purchases are covered by the manufacturer’s warranty. Please review the full manufacturer Warranty & Services for terms and conditions.

gift wrapping

All purchases can be beautifully gift-wrapped at no extra charge. Please specify if you would like your item gift-wrapped.

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Grand Seiko Evolution 9 Collection Spring Drive U.F.A. Ushio 300 Diver