Seiko Cal. 4426 - 573

The 4426-573 is a sought-after Solar piece from Seiko's golden era. Powered by the 4426 caliber with 21j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-0772c0db3972]

Also known as: Bellmatic, Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1972

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