Seiko Cal. 3878 - 814

The Seiko 3878-814 represents an important milestone in Seiko's 1977 lineup. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-158caf3794d5]

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1977

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