In 1986, IWC made its first wristwatch with a ceramic case - the Da Vinci Ceramic ref. 3755. Then, in 1994, they released the Pilot's Chronograph with the same material, known as the ref. 3705. While the Da Vinci may not have been well-received at first, the Pilot's Chronograph quickly became a beloved cult watch.The ceramic case, made of zirconium oxide, has a diameter of 39mm and is accented by stainless steel pushers and crown for contrast - a design element that can be seen in later versions as well. At the time, its price was 50% higher than its stainless steel counterpart. The different references of the Pilot