Seiko Cal. 5679 - 838

Seiko 5679-838

The Seiko 5679-838 represents an important milestone in Seiko's 1984 lineup. Powered by the 5679 caliber with 36j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-bb24accd3f1f]

Also known as: Monster, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
37mm
Case Thickness
11.9mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Burgundy
Jewels
36j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1984

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