Seiko Cal. 5639 - 532

Seiko 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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