Seiko Cal. 6648 - 164

Seiko 6648-164

This Quartz model from 1975 features a 39mm Hardlex-Coated Steel case. Powered by the 6648 caliber with 28j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-20d31f8eeff2]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
11.8mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
28j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1975

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