Seiko Cal. 5640 - 745

The Seiko 5640-745 represents an important milestone in Seiko's 1984 lineup. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-7af00ebe5778]

Also known as: Shogun

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1984

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