Seiko Cal. 6220 - 355

Seiko 6220-355

This Quartz model from 1965 features a 38mm Hardlex-Coated Steel case. Powered by the 6220 caliber with 20j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-4e896e167b71]

Also known as: Helmet, Baby Tuna

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
10.7mm
Lug Width
19mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
30m
Dial Color
White
Jewels
20j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1965

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