Seiko Cal. 4521 - 225

The 4521-225 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4521 caliber with 22j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-8d0026d6bd7b]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1976

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