Grand Seiko

60th Anniversary Diver SLGA001

Reference Number :

SLGA001

Series : Sport

Retail: $11,100

(As of: 02/2025)

This watch is not for sale, this page is just for reference purposes only. If you would like to purchase this watch, please contact Grand Seiko. If you are interested in selling this watch to us, you can contact us here.

Quick TakeThe SLGA001 60th Anniversary Diver is a beast, make no mistake. A professional-grade tool watch that somehow maintains Grand Seiko's refined aesthetic. This limited edition isn't afraid to show off its high-intensity titanium case, and why should it? It's lightweight, tough, and looks incredible. The deep blue dial is mesmerizing, punctuated by that signature power reserve indicator. Flip it over, and the 9RA5 Spring Drive movement is a marvel of engineering, not just in performance but in its understated, nature-inspired finishing. It's like having a miniature winter landscape on your wrist. This watch doesn't just tell time; it whispers tales of icy precision and relentless innovation. It's a piece for those who appreciate the meticulous artistry that goes into creating something truly exceptional, something that can conquer the depths of the ocean while retaining an air of quiet sophistication. This is a diver that's ready for anything, and it looks damn good doing it.

DescriptionThe Grand Seiko SLGA001, a limited edition professional diver's watch, represents a milestone for the brand. This timepiece is constructed using high-intensity titanium for its exterior, including the case and bracelet, ensuring a lightweight design, 40% lighter than steel at 164 grams. This material also affords superior scratch resistance. The case measures 46.9mm in diameter, 50.8mm in length (lug-to-lug), and has a thickness of 16.0mm. It features a screw-down crown and screw case back, contributing to its professional diver's credentials. As a testament to its robust construction, it boasts a magnetic resistance of 4,800 A/m. Furthermore, it incorporates a unidirectional rotating bezel with LumiBrite treated hands, indexes, and bezel markers for enhanced underwater visibility, meeting the ISO standard for diver's watches. The watch is secured by a three-fold clasp with a secure lock, push-button release, and a solid slide adjuster. The watch has a bracelet perimeter of 202mm and a band width of 23mm. It is water-resistant up to 600 meters.

At the heart of the SLGA001 lies the cutting-edge Spring Drive caliber 9RA5. This movement is distinguished by its thin profile, a result of the redesigned and repositioned Offset Magic Lever, which efficiently winds the mainspring without adding thickness. This new movement architecture enhances shock resistance thanks to its central bridge construction, which securely houses the gear train. Powering the watch are two barrels of differing sizes, contributing to an impressive 120-hour power reserve. The movement achieves an accuracy rate of ±10 seconds per month, or ±0.5 seconds per day, facilitated by a new IC package and carefully selected quartz oscillators that undergo a three-month aging process. The movement's finishing is inspired by the natural environment surrounding the Grand Seiko studio, with details reminiscent of stars and frost-covered trees. The 9RA5 caliber powers a power reserve indicator at the 10 o'clock position on the distinct blue dial, divided into five sections to clearly denote the remaining power. The dial is a signature Grand Seiko blue, unique to limited editions. This timepiece comes with an interchangeable blue silicone strap and is presented in a special 60th-anniversary box.

GenderMen

SignaturesGrand Seiko

Country of OriginJapan

Case Size46.9 mm

MovementAutomatic

Caliber9RA5

FunctionsHours, Minutes, Seconds, Date, Power Reserve

Power Reserve120 Hours

Case MaterialsTitanium

Bezel MaterialsCeramic

Lug MaterialsTitanium

Case BackSolid