CHRONOSWISS/Alfred Rochat & Fils chronograph, self winding, reference 77990, Switzerland around 1995, gold plated metal case including leather strap with gold-plated original buckle, screwed down stainless steel case back, enamel colored dial with Roman hours, blued steel hands, display of hours, minutes, constant second, date, moon phase & chronograph, base calibre Valjoux 7750, diameter approx. 38 mm, condition 2, property of a collector