Why it’s below: The Pearlmaster is Rolex’s supreme expression of horological jewellery. Representing the brand name’s most exquisite gem-setting, every diamond is selected and set in-house to produce a flowing, brilliant masterpiece. Why it’s here: Born from the planet of motorsports, the Carrera is about clean up traces and legibility. https://www.jowissa.com/en-gb/collections/watch-strap-15mm