Seiko Cal. 5641 - 164

The Seiko 5641-164 represents an important milestone in Seiko's 1966 lineup. It features a Green dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-c4b346ada070]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1966

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