Seiko Cal. 3878 - 345

This Kinetic model from 1981 features a 42mm Two-Tone case. It features a Navy dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-65d50fb4aa1f]

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1981

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