The IWC Da Vinci Chronograph ref. IW3728-06 is a striking timepiece from the late 1990s. Powered by the appraised Jaeger-LeCoultre cal. 631 MecaQuartz movement, it combines quartz accuracy with mechanical finesse. The black dial features chronograph subdials and a date display, all housed in a distinctive stainless-steel case, capable of an impressive 120 meters of water resistance.