Seiko Cal. 4471 - 485

The Seiko 4471-485 represents an important milestone in Seiko's 1989 lineup. With its 20mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-ef74df7d64bb]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1989

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