Seiko Cal. 4478 - 648

Seiko 4478-648

The Seiko 4478-648 represents an important milestone in Seiko's 1969 lineup. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-d22538957afe]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
35mm
Case Thickness
9.4mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
70m
Dial Color
Blue Sunburst
Jewels
36j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1969

Related Models

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