Seiko Cal. 3878 - 717

The Seiko 3878-717 represents an important milestone in Seiko's 1972 lineup. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-84a1c77e6d30]

Also known as: Goldfeather

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1972

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