Seiko Cal. 3853 - 681

This Spring Drive model from 1970 features a 40mm Two-Tone case. With its 19mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-ca954de418a3]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1970

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