Seiko Cal. 4522 - 828

The Seiko 4522-828 represents an important milestone in Seiko's 1980 lineup. Powered by the 4522 caliber with 29j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-00f1fa416517]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1980

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