Seiko Cal. 3847 - 313

The Seiko 3847-313 represents an important milestone in Seiko's 1970 lineup. With its 20mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-14aee564c8eb]

Also known as: Bullhead, Arnie

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1970

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