Seiko Cal. 4436 - 725

Seiko 4436-725

The 4436-725 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-a079507c42cb]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
44mm
Case Thickness
10.0mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Burgundy
Jewels
27j
Frequency
36,000 bph
Power Reserve
44 hours
Year
1965

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