The watch is powered by cal. CH 28-520 IRM QA 24H, and it was launched back in 2006 in ref. 5960P-001, which featured their first ever self-winding chronograph developed and manufactured in-house. It is also an annual calendar with day/night indicator; a power reserve indicator at 12 o’clock. Platinum case In 40.5mm, power reserve between 45-55 hours. Priced at 84,000€ (June 2014)