The TAG Heuer Carrera Calibre 5 “Ring Master” is a special edition tribute to the Greatest – Muhammad Ali. Regarded as the best boxer of all time and an icon , Muhammad Ali remains one of the most recognisable men in history. The watch features Ali’s signature on the dial and comes engraved with a portrait of Muhammad Ali on the case back. The stainless steel case is 43mm in diameter and comes with a black perforated leather strap. The opaline black dial comes with a rotary ring showing 1-15 rounds of boxing. The Calibre 5 movement comes with rapid date change and a power-reserve up to 38 hours. Scratch-resistant sapphire crystal protects the dial and comes with anti-reflective coating on both sides of the glass.