Seiko Cal. 4537 - 406

The Seiko 4537-406 represents an important milestone in Seiko's 1972 lineup. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-24b2f11ea449]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1972

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