Seiko Cal. 3897 - 178

Released in 1977, the Cal. 3897 with design code 178 was part of Seiko's domestic market collection. With its 22mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-f1ef7497cc4e]

Also known as: Silverwave, Navigator

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1977

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