Seiko Cal. 3881 - 250

The 3881-250 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-bfd6ab364193]

Also known as: UFO, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1992

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