Seiko Cal. 3861 - 120

The Seiko 3861-120 represents an important milestone in Seiko's 1986 lineup. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-bc71eb8540f5]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1986

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