Seiko Cal. 5637 - 343

The Seiko 5637-343 represents an important milestone in Seiko's 1972 lineup. It features a White dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-02fabbf2a573]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Titanium

Case Width

34mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

White

Jewels

25j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1972

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