Seiko Cal. 5221 - 836

The Seiko 5221-836 represents an important milestone in Seiko's 1972 lineup. Powered by the 5221 caliber with 27j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-5b8f1738a5a6]

Also known as: Monster, Sumo

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

27j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1972

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