Seiko Cal. 4447 - 375

Seiko 4447-375

The Seiko 4447-375 represents an important milestone in Seiko's 1980 lineup. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-2dc683424f70]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
34mm
Case Thickness
15.9mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Black
Jewels
27j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1980

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