Seiko Cal. 3861 - 678

The Seiko 3861-678 represents an important milestone in Seiko's 1974 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-31fbd8da87fa]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

24j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1974

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