Seiko Cal. 4571 - 821

The 4571-821 is a sought-after Solar piece from Seiko's golden era. Powered by the 4571 caliber with 33j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-f599bc3167c3]

Also known as: Bullhead, Crown

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1975

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