Seiko Cal. 7078 - 657

The Seiko 7078-657 represents an important milestone in Seiko's 1988 lineup. With its 21mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-5bd8e99c23d0]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Champagne

Jewels

35j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1988

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