Seiko Cal. 3847 - 139

The Seiko 3847-139 represents an important milestone in Seiko's 1993 lineup. With its 18mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-877e46995ea4]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1993

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