[Carrera Calibre Heuer 02 Chrono Year of the Rabbit Limited Edition]. The Carrera Caliber Heuer 02 Chrono features a newly designed 44mm case based on ergonomics. Caliber: Caliber Heuer 02. This is the "Year of the Rabbit" model, released in 2022 to celebrate the Lunar New Year, and is limited to 500 pieces worldwide.