Grand Seiko Sport SLGA001

Grand Seiko SLGA001 60th Anniversary Diver 600m Spring Drive 9RA5 Limited 700

Even more importantly, this reference debuted the next-generation Spring Drive Caliber 9RA5, marking a major technological milestone for Grand Seiko. Grand Seiko SLGA001 60th Anniversary Professional Diver – Limited to 700 Pieces This is the Grand Seiko SLGA001, released to celebrate the brand’s 60th anniversary and limited to only 700 pieces worldwide. The 9RA5 movement introduced a five-day (120-hour) power reserve, improved efficiency, and exceptional accuracy rated at ±10 seconds per month, making it one of the most advanced Spring Drive movements ever produced. The watch is crafted from Grand Seiko’s High-Intensity Titanium, giving it the strength and durability expected from a 600m professional diver while remaining significantly lighter than steel on the wrist. This example is number 666 of the 700 pieces produced, adding an interesting collectible aspect to an already rare reference. Included With The Watch • Grand Seiko SLGA001 60th Anniversary Diver • Limited edition 666 / 700 • High-Intensity Titanium bracelet (full links) • Blue Grand Seiko rubber strap with tang buckle • Inner presentation box • Outer box • Outer white sleeve • Hangtag • Warranty card dated May 1, 2021 • Operating instructions. This is a complete collector set, exactly as originally delivered. Condition The watch is in excellent overall condition. The case remains unpolished with sharp edges and crisp factory finishing. There are light superficial hairlines consistent with careful wear, typical for titanium sports watches, but no dings or major marks.