Seiko Cal. 3860 - 381

The Seiko 3860-381 represents an important milestone in Seiko's 1967 lineup. With its 20mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-c0c6c0f6a2bf]

Also known as: Samurai, Rally

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1967

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