Seiko Cal. 4520 - 898

The 4520-898 is a sought-after Solar piece from Seiko's golden era. Powered by the 4520 caliber with 20j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-1e10f15d0cbe]

Also known as: Bullhead, Crown

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1975

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