Seiko Cal. 4430 - 713

Seiko 4430-713

The Seiko 4430-713 represents an important milestone in Seiko's 1967 lineup. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-f92a457a57a4]

Also known as: Helmet

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
44mm
Case Thickness
11.2mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Blue Sunburst
Jewels
20j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1967

Related Models

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