Grand Seiko SBGH257 Grand Seiko Sport Hi-Beat Titanium Blue Dial LIMITED

The Grand Seiko SBGH257 stands as a testament to the brand's commitment to merging high-performance engineering with refined Japanese aesthetics. Released in 2017 as a strictly limited edition of just 500 pieces, this professional diver's watch is crafted from Grand Seiko's proprietary high-intensity titanium, conferring both extreme robustness and a surprisingly light wrist presence. The signature Grand Seiko blue dial underscores its exclusivity and tradition, enriched with Lumibrite hands and markers for optimal legibility beneath the waves. Powering this formidable tool is the revered Caliber 9S85 Hi-Beat automatic movement, offering 36,000 vibrations per hour and a 55-hour power reserve, pushing the boundaries of precision to a claimed +5 to -3 seconds per day. Designed for true saturation diving, the SBGH257 boasts a water resistance of 600 meters and features a screw-down crown and helium escape valve, reflecting Grand Seiko’s intense attention to functional detail. With a substantial 46.9mm diameter, 50.8mm lug-to-lug span, and a 17mm thickness, it commands authority on the wrist, while remaining practical thanks to the hypoallergenic titanium construction. This reference exemplifies the technical and stylistic evolution of Grand Seiko’s Sport collection, offering serious collectors an intersection of high-beat mechanical excellence and purposeful diving capability rarely matched at this level. Its rarity and specification have ensured its place as a core modern collectible for aficionados of Japanese watchmaking. The watch’s blue dial and limited production make it especially coveted among enthusiasts appreciating both performance and heritage. Like New with European Watch Company pouch.