Seiko Cal. 5639 - 722

The Seiko 5639-722 represents an important milestone in Seiko's 1965 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-84148e8309d9]

Also known as: Pogue

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Burgundy

Jewels

33j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1965

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