Seiko Cal. 6663 - 301

Seiko 6663-301

This Quartz model from 1968 features a 40mm Hardlex-Coated Steel case. Powered by the 6663 caliber with 29j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-aa1873fbd62c]

Also known as: Baby Tuna

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
9.7mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
120m
Dial Color
Green
Jewels
29j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1968

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