The LONGINES Spirit Zulu Time embodies the brandβs centuryβlong expertise in crafting watches that display multiple time zones. Through its heritage and name, it refers to the first LONGINES wristwatch featuring dual time zones, manufactured in 1925 and adorned with the Zulu flag on its dial. The term βZuluβ refers to the letter βZ,β which designates universal time for aviators. From an aesthetic standpoint, the LONGINES Spirit Zulu Time stands out through its meticulous execution and special attention to all the details. It features a bidirectional rotating bezel and a stainless steel case topped with 18βcarat 200βmicron rose gold. Each model is powered by an exclusive LONGINES calibre, fitted with a silicon balance spring, resistant to magnetic fields, and certified as a chronometer by the COSC.