Seiko Cal. 6398 - 633

The Seiko 6398-633 represents an important milestone in Seiko's 1979 lineup. It features a Green dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-810c672c568d]

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1979

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