Seiko Cal. 6641 - 668

Seiko 6641-668

This Quartz model from 1976 features a 40mm Gold-Plated case. Powered by the 6641 caliber with 17j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-57eb6f92710e]

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
10.7mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
Champagne
Jewels
17j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1976

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