Tudor Submariner Blue Snowflake Ref 9401No Date Tudor Blues The Tudor Submariner with so called snowflake dial and hands is one of the coolest no date Subs ever! Developed in partnership with the French Navy, the MN, Tudor created the snowflake hands as a response to the Navy divers requests for more legible watch hands when in dark diving conditions. This watch is in great condition with a strong case all round. The bezel has the original blue insert that has naturally faded to a light