Seiko Cal. 4471 - 505

The Seiko 4471-505 represents an important milestone in Seiko's 1973 lineup. It features a Navy dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-fbcdf9eb4432]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1973

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