Chopard chronograph watch; Case dimensions: approx. 40.5mm; Round case in Chopard Lucent Steel™; Tachymeter bezel with 18-karat yellow gold; Lacquered "Grigio-Blu" blue dial; Arabic numerals and three subdials; Square date window at 4:30 index; Perforated leather strap with thorn buckle; Transparent case back; Water resistant to 5 ATM; Automatic movement; Adjustable length; Made in Switzerland; Care Instructions:Wash with a non-chemical liquid soap. Rinse piece under water, avoiding any stones.