Seiko Cal. 3897 - 180

Released in 1968, the Cal. 3897 with design code 180 was part of Seiko's domestic market collection. With its 19mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-08ba7eec178b]

Also known as: UFO, Arnie

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1968

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