Seiko Cal. 6388 - 618

The Seiko 6388-618 represents an important milestone in Seiko's 1998 lineup. It features a Navy dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-cf1a3f64168a]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1998

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