Seiko Cal. 3897 - 310

This Automatic model from 1981 features a 41mm PVD Black case. With its 21mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-622a278c6ccd]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1981

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