Seiko Cal. 3897 - 816

This Spring Drive model from 1972 features a 46mm Titanium case. With its 21mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-e2a7f87ff6ee]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1972

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