Seiko Cal. 7138 - 891

The Seiko 7138-891 represents an important milestone in Seiko's 1975 lineup. With its 21mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-370c6c015723]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Cream

Jewels

22j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1975

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