Grand Seiko Heritage Collection Spring Drive 5-Days Power Reserve 40mm Watch 44GS 55th Anniversary Limited Edition of 550 Pieces Transparent Caseback allowing you to effortlessly keep

allowing you to effortlessly keep track of time in two different time zones

sun-brushed blue dial with diamond-set indexes and Roman numerals at the 6

Sapphire crystal with anti-reflective coating

Spring Drive Caliber 9RA5: Ensures high precision with ±10 seconds per month accuracy and five-day power reserve

Grand Seiko Heritage Collection Spring Drive 5-Days Power Reserve 40mm Watch 44GS 55th Anniversary Limited Edition of 550 Pieces Transparent Caseback allowing you to effortlessly keepGrand 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)