Housing an ETA calibre specially developed and produced exclusively for Longines, the Longines Master Collection Retrograde is a watch line that boasts sleek, elegant lines and is a true tribute to the brand. Offering retrograde functions (day, date, seconds, 24-hour second time-zone) and a self-winding movement, the Longines Master Collection Retrograde is the embodiment of cutting-edge mechanical horology and is easy to use. Box only. This Longines has undergone a thorough inspection of water resistance, accuracy, functionality and condition to determine the level of reconditioning required to meet our high standards. It has also been referenced against technical documents and manufacturer records where available to ensure authenticity and a clean history. All our watches have a 12-month Grand Timepiece warranty for your peace of mind.