Seiko Cal. 3881 - 839

This Hand-Winding model from 1971 features a 38mm Stainless Steel case. Powered by the 3881 caliber with 25j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-603dbf0f83f2]

Also known as: Turtle, Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1971

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