Revue Thommen Nautical - 1991
Ref. 7918001 - Nr. 204 von 600
Läutdauer 10 Sekunden // 82 dBA 82 dBC // alarm takes 10 seconds
RT 79, Basis AS 1930, 17 Steine, Taucheruhr mit innenliegender Lünette
RT 79, based on AS 1930, 17 jewels, diving watch, rotating bezel inside