How Waterproof is Vostok Amfibia Dive Watch Deep Sea Chamber test

How deep can you really dive with a soviet Vostok Amfibia dive watch from Amazon How about oil filled quartz watch send by our viewer We are going to use our deep sea, pressure chamber and test two diver s watch for their maximum depth, pressure Our deep sea chamber goes all the way to 300 bars that equals 3 kilometers or 2 miles of depth so we can simulate conditions on bottom of the ocean in this experiment. Link to Amazon for Vostok