Seiko Cal. 4523 - 544

Seiko 4523-544

The 4523-544 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-a16f4ae9f879]

Also known as: Sumo, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
35mm
Case Thickness
8.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
80m
Dial Color
Blue Sunburst
Jewels
21j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1993

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seikata-wm-a16f4ae9f879