Seiko Cal. 4451 - 617

Seiko 4451-617

This Quartz model from 1971 features a 39mm Hardlex-Coated Steel case. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-f0eb0333f9c4]

Also known as: Helmet, Crown

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
9.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
White
Jewels
32j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1971

Related Models

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