Seiko Cal. 4528 - 137

Seiko 4528-137

The 4528-137 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-6d2989355f32]

Also known as: Bullhead

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
37mm
Case Thickness
9.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Cream
Jewels
33j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1991

Related Models

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