Seiko Cal. 3858 - 343

This Spring Drive model from 1969 features a 41mm Two-Tone case. Powered by the 3858 caliber with 31j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-a4d52157fcd6]

Also known as: Shogun, World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1969

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