Embodying the brand\'s legacy of inventing the modern chronograph, this Breitling Premier B15 Duograph 42 18k Red Gold Men\'s Watch boast timeless elegance thanks to its split second complication, and pays homage to three generations of inventors - Léon, Gaston & Willy Breitling. At A Glance  Presented on a black alligator strap with stainless steel folding clasp 42mm 18k red gold case size with 100m water resistance Black dial with 18k red gold fixed bezel Rectangular chronograph pushers, bi-compax chronograph look and Arabic numerals Grooves on the case-sides, open sapphire case backs and vintage-inspired hands Cambered sapphire, glareproofed both sides Powered by the manually wound COSC-certified Breitling Manufacture Calibre B15, featuring two patented innovations: one to simplify the mechanism and the other to improve accuracy Power reserve of 70 hours