Seiko Cal. 3878 - 858

The Seiko 3878-858 represents an important milestone in Seiko's 1975 lineup. It features a Green dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-4b2275f1b950]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1975

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