BWC chronograph, self winding, Switzerland around 2010, frosted stainless steel case including original bracelet with deployant clasp, on both sides glazed, screwed down case back, unidirectional revolving bezel with minute graduation, black contrast dial, display of hours, minutes, constant second, day, date & chronograph, calibre ETA 7750, diameter approx. 40 mm, length approx. 22 cm, neutral box, blank papers enclosed, condition 1-2