Seiko Cal. 4528 - 973

Seiko 4528-973

The 4528-973 is a sought-after Spring Drive piece from Seiko's golden era. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-4f655c88cda4]

Also known as: Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
35mm
Case Thickness
12.4mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
White
Jewels
28j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1994

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