Seiko Cal. 5639 - 532

The Seiko 5639-532 represents an important milestone in Seiko's 1976 lineup. Powered by the 5639 caliber with 18j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-57d55ecdbc1e]

Also known as: Sportsmatic, Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1976

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