Seiko Cal. 6398 - 400

The Seiko 6398-400 represents an important milestone in Seiko's 1989 lineup. With its 21mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-a9be68166ab7]

Also known as: Turtle, Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

45mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1989

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