Seiko Cal. 3870 - 989

This Hand-Winding model from 1969 features a 41mm Two-Tone case. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-5dbca524257b]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1969

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