Tudor Submariner Date Snowflake 7021/0 'The Beast'The Bubble Wont Burst The Tudor Submariner Date snowflake dial and hands is one of the coolest watches for watch lovers and this reference 7021 0 is a great example. This early Sub Date has the original black dial with cool so called bubble finish, which brings out blue tones, and a gentle patina on the hour markers. The hands are a good match and the second hand has have been stabilised at some point, which is quite common and stops the lume breaking