Sinn watch 6110 classic 4n alligator this classic sinn watches make use of both traditional watch making techniques and the latest innovations in the sector it is equipped with unitas 6498 1 hand wound movement that performs 18 000 vibrations per hour and has 17 bearing jewels the watch is resistant to both high and low pressure it comes with various functionalities and complications like electroplated and uv resistant dial appliqus attached by hand upgrade of the calibre with seconds st