IWC Chronograph Rattrapante

IWC. A fine stainless steel manual wind chronograph wristwatch, Chronograph Rattrapante, Case No.2734387, Recent, 17-jewel Cal.76240 manual wind movement, silvered dial with applied gilt Arabic markers and outer gilt dot markers, gilt hands, blued steel chronograph hands, outer printed seconds scale, subsidiary seconds for 30 minute recording and running seconds, brushed and polished round case, the back held by 4 screws, push buttons flanking the crown, fitted IWC leather strap and steel buckle, case, dial and movement signed, 40mm.,