Seiko Cal. 4447 - 740

Seiko 4447-740

The 4447-740 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-1cbd77a84764]

Also known as: Monster, Silverwave

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
43mm
Case Thickness
13.7mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
Blue Sunburst
Jewels
33j
Frequency
36,000 bph
Power Reserve
67 hours
Year
1985

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