Seiko Cal. 5227 - 133

The Seiko 5227-133 represents an important milestone in Seiko's 1971 lineup. Powered by the 5227 caliber with 30j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-e3de217a82e7]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1971

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