Seiko Cal. 6616 - 570

Seiko 6616-570

This Quartz model from 1972 features a 45mm Hardlex-Coated Steel case. With its 22mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-226366a5c61a]

Also known as: Helmet

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
12.8mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
80m
Dial Color
Black
Jewels
33j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1972

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