Seiko Cal. 6398 - 677

The Seiko 6398-677 represents an important milestone in Seiko's 1993 lineup. With its 18mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-fff7d9a72a71]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1993

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