Seiko Cal. 4528 - 550

The 4528-550 is a sought-after Solar piece from Seiko's golden era. Powered by the 4528 caliber with 24j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-2bf4a86d45d9]

Also known as: Samurai

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1987

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