Each watch in the Classics Index Collection is powered by the automatic calibre FC-303 with 26 jewels. The 28,800 points per hour and the 38-hour power reserve ensure an extremely accurate and infallible reliable service. The brilliantly polished two-piece case measures 40 mm in diameter; these mid-size watches sit comfortably on the wrist and are equally easy on the eye. Convex sapphire crystals protect the dials and each model in the range is water-resistant up to 50 metres. All models have hour, minute and second hands, as well as a date window next to the 3-hour position on the dial, and all functions are accessible via the single screwed crown. Finally, the indexes and numerals for each model have been carefully polished and applied by hand. It is built with stainless steel cases are covered in rose gold, just like the indexes on the dial, and has dark brown leather straps. In addition, it has a rich and striking silver dial.