Seiko Cal. 7164 - 654

The Seiko 7164-654 represents an important milestone in Seiko's 1981 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-2c7bb2ba6f9e]

Also known as: World Timer, Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

26j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1981

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