Seiko Cal. 5665 - 639

Seiko 5665-639

This Kinetic model from 1981 features a 36mm Two-Tone case. Powered by the 5665 caliber with 29j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-aad28c7325b9]

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
36mm
Case Thickness
8.6mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Black
Jewels
29j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1981

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seikata-wm-aad28c7325b9