Seiko Cal. 3828 - 639

Seiko 3828-639

This Hand-Winding model from 1965 features a 43mm Hardlex-Coated Steel case. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-93e3bcd2f25c]

Also known as: Samurai, Helmet

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
12.9mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
26j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1965

Related Models

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