Seiko Cal. 6661 - 129

Seiko 6661-129

This Hand-Winding model from 1983 features a 43mm Gold-Plated case. Powered by the 6661 caliber with 21j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-1cb92137302b]

Also known as: Helmet

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
43mm
Case Thickness
12.5mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Silver
Jewels
21j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1983

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