Regram from Sotheby’s Watch Specialist wallhagen: When the Breitling reference 817 began production in 1975 it was clear that it was intended for one purpose and one purpose alone, military use. The production run was short and a very limited number were ever produced, and given their function existing pieces prove incredibly scarce commodities’ - Estimate 15’000-20’000 Important Watches Geneva 12th May - #sothebyswatches #breitling #breitling817 #italian #pilotswatch #sothebys #watchauction #importantwatches #watches #squadonamission - #sothebyswatches