Seiko Cal. 7131 - 628

The 7131-628 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-c66e457d7312]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1988

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