Longines lend its name to the Longines Grosser Preis von Berlin Longines by wholesalewatches - July 21, 20160 Longines announces that the establishment of a long-term partnership with Berlin-Hoppegarten Racecourse. The Swiss watch brand thus becomes the Official Partner, the Official Timekeeper and the Official Watch of the Berlin racecourse. It will lend its name to the highlight race of the season, the Longines Grosser Preis von Berlin