Seiko Cal. 7122 - 639

Seiko 7122-639

This Kinetic model from 1965 features a 40mm Hardlex-Coated Steel case. Powered by the 7122 caliber with 17j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-fbd87883eb63]

Also known as: Crown

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
10.4mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Green
Jewels
17j
Frequency
28,800 bph
Power Reserve
51 hours
Year
1965

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