The Grand Seiko SLGB025G represents a continuation of Grand Seiko’s high-performance dive watch philosophy within the Grand Seiko Evolution 9 Collection. Crafted in high-intensity titanium, the 40.8mm case offers exceptional durability while remaining significantly lighter than traditional stainless steel, enhancing comfort for extended wear. The dial takes inspiration from ocean currents, presenting a rich blue tone with layered textures that evoke the movement and depth of the sea, delivering both visual impact and excellent legibility.
At its core, the SLGB025G is powered by the advanced Spring Drive Caliber 9RB1, part of the next-generation Ultra Fine Accuracy platform. This movement delivers precision of approximately ±20 seconds per year along with a power reserve of around 72 hours. By combining mechanical energy with quartz regulation, it ensures highly stable performance, while the signature glide motion seconds hand provides a smooth and continuous sweep that defines the Spring Drive experience.
Engineered for professional diving, the SLGB025G features 300 meters of water resistance, a unidirectional rotating bezel, and a screw-down crown for maximum security underwater. High legibility is supported by luminous hands and markers, while the robust titanium bracelet includes a secure clasp with micro-adjustment for precise fit. Altogether, this model stands as a modern, high-performance diver, blending advanced technology, lightweight materials, and a strong connection to Japan’s maritime environment.
Style Number: SLGB025G
Collection: Evolution 9
Metals/Materials: High-Intensity Titanium
Glass: Anti-reflective coating on inner surface Anti-reflective coating on inner surface
Dial: Green
Bezel: Unidirectional rotating bezel
Numbers: Indexes
Case Measurement: 40.8 mm
Case Back: See-through & Screw case back
Water Resistance: 300m / 1000ft diver's
Movement Type: Automatic
Movement Model: Spring Drive
Calibre: 9SC5
Power Reserve: Approx. 72 hours
Type of Band: High-Intensity Titanium
Type of Clasp: Micro-adjustment clasp
Gender: Male
Day/Date Display: n/a
Functions: Hour, Minute, Second and Power reserve indicator
5 Year International Warranty
Grand Seiko warrants free repair and adjustment service against any defects on the watch head (movement and case) and metallic band, provided that the watch was used as described in the instruction manual. The period of the Grand Seiko worldwide warranty is five years from the date of purchase.
In order to apply for this service under the warranty, you need to present the valid warranty card with the required fields properly filled in to an authorized Grand Seiko dealer or any member of the Grand Seiko service network. The worldwide warranty for Grand Seiko will be provided by an authorized Grand Seiko dealer at the time of purchase.
About
Grand Seiko
It was the determination to excel that brought about the birth of Grand Seiko in 1960. Made by hand for those who value perfection; Grand Seiko raises the pure essentials of watchmaking to the level of art. Golden Tree Jewellers invites you to adorn your wrist with these meticulously crafted timepieces.
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