Seiko Cal. 4521 - 209

Seiko 4521-209

The 4521-209 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4521 caliber with 18j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-763be64c42d6]

Also known as: Monster, World Timer

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
34mm
Case Thickness
13.2mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
100m
Dial Color
Cream
Jewels
18j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1988

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seikata-wm-763be64c42d6