Grand Seiko Heritage Collection Spring Drive 5-Days Power Reserve 40mm Watch 44GS 55th Anniversary Limited Edition of 550 Pieces new-old-stock The integration of the Heuer

The integration of the Heuer 02 movement with the timeless Carrera design exemplifies this perfect marriage of history and future

it boasts a 38-hour power reserve

where all Grand Seiko Spring Drive watches are crafted

is mounted on a 45

Grand Seiko Heritage Collection Spring Drive 5-Days Power Reserve 40mm Watch 44GS 55th Anniversary Limited Edition of 550 Pieces new-old-stock The integration of the HeuerGrand Seiko 44GS 55th Anniversary Limited Edition Specifications: Material: Ever Brilliant Steel (Corrosion Resistant Stainless Steel with Brilliant White Hue) Caseback: Ever Brilliant Steel and Sapphire Crystal Glass: Box Shaped Sapphire Crystal with Anti Reflective Coating on Inner Surface Case Size: Diameter 40. 0mm, Lug to lug 47. 4mm, Thickness 12. 1mm Band Width: 19mm Caliber: 9RA2 Spring Drive Movement Power Reserve: Approx. 120 hours (5 days)