The vintage Omega Tourbillon 30 I has recently become the most expensive Omega wristwatch ever sold at auction in Phillips Geneva Six for a whopping CHF 1,428,500. According to Phillips website, the timepiece is described as “a historically important and unique stainless steel prototype tourbillon wristwatch.”
First developed in 1947, the Omega Tourbillon 30 I was reputed as the world’s first tourbillon wristwatch movement. The watch features a 37.5mm stainless steel case and a 30mm hand-wound tourbillon movements known as Calibre 30 I, which rotates every 7.5 minutes. The movements were designed to take part in the Geneva, Neuchatel and Kew-Teddington Observatory trials between 1947, 1950 and 1952. It even achieved the highest score for the wristwatch category in Geneva.