Seiko Prospex USA Exclusive "Ice Diver" Sumo SPB175 summer10 Diver’s uni-directional rotating bezel with

Diver’s uni-directional rotating bezel with bronze outside turning top ring

75mm profile easily slips under a cuff

Dial: Blue galvanic dial with sunray finish

magnified date window

The black dial includes a magnified day/date calendar and LumiBrite hands and markers

Seiko Prospex USA Exclusive "Ice Diver" Sumo SPB175 summer10 Diver’s uni-directional rotating bezel withReserved exclusively for collectors in the United States, this Seiko Prospex "Ice Diver" Sumo SPB175, is inspired by the many dynamic shades of glacier ice found in the world's polar extremes. Longtime fans of the Seiko Sumo will appreciate the Ice Diver's familiar silhouette, particularly its adherence to the wide, thin 44mm case silhouette and 200 meters of water resistance. However, this new reference upgrades the Sumo with Seiko's 6R35 automatic