Grand Seiko Heritage Collection Spring Drive 5-Days Power Reserve 40mm Watch 44GS 55th Anniversary Limited Edition of 550 Pieces Transparent Caseback Form and function are blended

Form and function are blended flawlessly in the sophisticated chronograph watch from the Bulova Modern Millennia collection

The look is enhanced with a supple black leather strap for a rich elegance that will stand out

Sapphire crystal with anti-reflective coating

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

This Spring Drive chronograph showcases state-of-the-art precision in measuring both time of day and elapsed time

Grand Seiko Heritage Collection Spring Drive 5-Days Power Reserve 40mm Watch 44GS 55th Anniversary Limited Edition of 550 Pieces Transparent Caseback Form and function are blendedGrand 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)