The watch bears designation "Chronometer" by authority of individual Bulletins of accuracy from the Official Watch Testing Bureaus of the Swiss Government. Tested in 5 positions and 3 temperatures. Is rated "Especially Good Results" 18K gold case. Self-winding, waterproof watch of impressive dignity with 18K applied dial. Sweep second hand. #6750 Chronometer Automatic
Longines 1957 Catalog Of Luxury Watches. Catalog content provided by Olivier Odelin.