Seiko Cal. 5637 - 890

Seiko 5637-890

This Kinetic model from 1977 features a 35mm Stainless Steel case. Powered by the 5637 caliber with 23j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-c1d387ed05c8]

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
9.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
170m
Dial Color
Navy
Jewels
23j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1977

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