Seiko Cal. 6138 - 888

The Seiko 6138-888 represents an important milestone in Seiko's 1972 lineup. With its 19mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-e18c96d4d7a4]

Also known as: Bullhead, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

34mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1972

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