Seiko Cal. 4537 - 919

The Seiko 4537-919 represents an important milestone in Seiko's 1992 lineup. Powered by the 4537 caliber with 23j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-caa0c2fc01f7]

Also known as: Sportsmatic, Flighty

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1992

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