Seiko Cal. 4528 - 499

Seiko 4528-499

The 4528-499 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-36882dbdcf1c]

Also known as: Sumo, Rally

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
12.2mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
30m
Dial Color
Navy
Jewels
33j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1989

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