Seiko Cal. 7140 - 768

The Seiko 7140-768 represents an important milestone in Seiko's 1978 lineup. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-e41714ab446c]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1978

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