Seiko Cal. 6647 - 770

Seiko 6647-770

This Kinetic model from 1972 features a 38mm Hardlex-Coated Steel case. Powered by the 6647 caliber with 24j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-6db3a6ab48a2]

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
13.4mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
100m
Dial Color
Silver
Jewels
24j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1972

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seikata-wm-6db3a6ab48a2