Seiko Cal. 3813 - 197

This Automatic model from 1970 features a 39mm Two-Tone case. With its 21mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-60834f51c59c]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1970

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