Introducing Grand Seiko Mechanical (ref. SBGR257), an elegant watch engineered for daily versatility and long-term reliability. From profile to crystal, the architecture convinces: crafted in stainless steel and measuring 39.4 mm in diameter, with a thickness of 13.5 mm, defined by a round silhouette. The caseback is open, and the crystal is sapphire, delivering water resistance to 10000 meters. Up close, the dial rewards inspection: a black tone with gloss finish, framed by stick / dot hour markers, and dauphine hands. Inside, precision takes center stage: the 9S65 caliber. Initial production year: 2017. Designed for real-world wear, the watch transitions smoothly from tailored looks to casual settings. Manufacturing tolerances and surface treatment highlight consistent quality control. For buyers researching specifications and real-world impressions, this reference stands out for coherent design, dependable mechanics, and lasting relevance within modern horology.