Seiko Cal. 7140 - 554

The Seiko 7140-554 represents an important milestone in Seiko's 1968 lineup. With its 20mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-6e0c6b7698a8]

Also known as: Sportsmatic, Arnie

Specifications

Movement

Solar

Case Material

Titanium

Case Width

43mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1968

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