Seiko Cal. 4490 - 470

Seiko 4490-470

This Spring Drive model from 1965 features a 36mm PVD Black case. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-7edb97b33f72]

Also known as: Sportsmatic

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
36mm
Case Thickness
13.2mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
30j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1965

Related Models

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