Seiko Cal. 7140 - 566

The Seiko 7140-566 represents an important milestone in Seiko's 1966 lineup. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-ea9f3629e348]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1966

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