SINN gents wristwatch with chronograph reference 103, self winding, Germany...

SINN gents wristwatch with chronograph reference 103, self winding, Germany around 2003, screwed down stainless steel case including original bracelet with deployant clasp, on both sides glazed, screwed down case back, winding crown and pusher, bidirectional revolving bezel with 60-minutes graduation, black dial with luminous indices, luminous hands, day and date, rhodium plated movement calibre ETA 7750, 25 jewels, precision adjustment, diameter approx. 41 mm, length approx. 19,5 cm, Sinn service box, overhaul recommended at buyer's expense, condition 2-3