Seiko Cal. 4537 - 911

The Seiko 4537-911 represents an important milestone in Seiko's 1984 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-64be36fd5823]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1984

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