Seiko Cal. 6648 - 364

Seiko 6648-364

This Quartz model from 1976 features a 46mm Two-Tone case. Powered by the 6648 caliber with 27j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-5b60648b2e5b]

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
46mm
Case Thickness
11.3mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
27j
Frequency
28,800 bph
Power Reserve
68 hours
Year
1976

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