Seiko Cal. 7022 - 637

The Seiko 7022-637 represents an important milestone in Seiko's 1980 lineup. With its 22mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-1302b1540e19]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1980

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