Seiko Cal. 6657 - 990

Seiko 6657-990

This Kinetic model from 1981 features a 42mm Stainless Steel case. With its 21mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-fc3822000a56]

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
42mm
Case Thickness
12.4mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Burgundy
Jewels
27j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1981

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seikata-wm-fc3822000a56