Alpina-NEW SEASTRONG DIVER 300 CHRONOGRAPH BIG DATE AFFIRDABLE Wholesale Swiss Watches by wholesalewatches - August 24, 2020August 24, 20200 Together with the SEASTRONG collection, Alpina Watches has made diving watch history since the 1960's if the Seastrong"10" was already capable of reaching depths of 200m/660ft. In 2015 Alpina shows the Seastrong Diver 300 Chronograph Big Date. A very well readable expert diving chronograph range that is 300m/1000ft water-resistant, immediately