Seiko Cal. 3878 - 635

The Seiko 3878-635 represents an important milestone in Seiko's 1998 lineup. It features a Green dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-8e6974a3f20e]

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1998

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