Seiko Cal. 3878 - 388

The Seiko 3878-388 represents an important milestone in Seiko's 1972 lineup. It features a White dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-d5718445733b]

Also known as: Monster, UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1972

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