Seiko Cal. 4471 - 420

The Seiko 4471-420 represents an important milestone in Seiko's 1971 lineup. With its 22mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-8a11efa4ffc2]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1971

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