Introducing the horseshoe-inspired classic, now with an even bigger kick the scaled-up 38mm Derby with calendar aperture, Day & Night window, and engravable caseback. Relaxed yet polished, the Derby is finely crafted for timeless, everyday look. This first-ever Day & Night Derby features celestial movement tracking window and calendar aperture. Take close look at the moon and stars they glow with Super-Lumi Nova. Front and center: The polished PVD gold stainless steel case that wraps elegantly around the clean and open dial. Its seamless design executed with fresh inspiration from American design heritage. Slim hands and applied indexes on the dial complete the style. Derby is no show pony Its built to last, with design that thinks in decades, not seasons.