Pioneer 6451-03 100 meters (330 feet) with a subtly gradated dial SPB121 Lug Width (Lug-Buckle):20-18 this versatile timepiece displays Hours

with a subtly gradated dial pattern evoking the changing colors of the night sky

and a power reserve of approximately 50 hours

visible through the screwdown see-through caseback

This dress watch has a two-tone stainless steel case and bracelet with mother-of-pearl dial which creates an elegant finish

this landmark watch propelled Seiko into the forefront of dive watch design

Pioneer 6451 03 100 meters (330 feet) with a subtly gradated dial SPB121 Lug Width (Lug Buckle):20 18 this versatile timepiece displays Hours with a subtly gradated dial pattern evoking the changing colors of the night sky and a power reserve of approximately 50 hours