Seiko Cal. 4533 - 531

Seiko 4533-531

The 4533-531 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4533 caliber with 18j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-884395643712]

Also known as: Monster, Helmet

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
14.4mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Champagne
Jewels
18j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1991

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seikata-wm-884395643712