Seiko Cal. 5683 - 987

Seiko 5683-987

The Seiko 5683-987 represents an important milestone in Seiko's 1983 lineup. Powered by the 5683 caliber with 34j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-54a27c64b480]

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
12.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Cream
Jewels
34j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1983

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seikata-wm-54a27c64b480