Seiko Cal. 3861 - 539

The Seiko 3861-539 represents an important milestone in Seiko's 1970 lineup. With its 19mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-799234a45cfe]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Titanium

Case Width

44mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

30j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1970

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