Grand Seiko Heritage

The Grand Seiko Heritage, reference STGK021, has a steel case measuring 27.8 mm in diameter and has a bezel set with diamonds. Calibre 9S27 is self-winding with 35 jewels and approximately 50 hours of power reserve. Case thickness is 11.2 mm, with a lug-to-lug measurement of 33.5 mm; water resistance is rated to 100 metres. The dial is covered by a dual-curved sapphire crystal with an inner anti-reflective coating. This model has a date display and a see-through case back. A folding clasp with push button release closes the steel bracelet. The dial has a pearl-like finish and a moulded pattern reminiscent of silk cloth; the bezel contains 45 diamonds.