Grand Seiko Heritage

The Grand Seiko Heritage, reference SBGW306, has a rose gold case measuring 36.5 mm in diameter. Case thickness is 11.7 mm, with a lug-to-lug measurement of 42.7 mm; water resistance is rated to 100 metres. Calibre 9S64 is manual-winding with 24 jewels and approximately 72 hours of power reserve. This model has a see-through case back; magnetic resistance is 4,800 A/m. A crocodile leather strap accompanies a case with a lug width of 18 mm; the dial has a pressed pattern. The dial is covered by a box-shaped sapphire crystal with an inner anti-reflective coating.