Seiko Cal. 5237 - 274

The Seiko 5237-274 represents an important milestone in Seiko's 1981 lineup. Powered by the 5237 caliber with 36j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-0847459b26f8]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1981

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