Seiko Cal. 4418 - 453

The Seiko 4418-453 represents an important milestone in Seiko's 1991 lineup. Powered by the 4418 caliber with 19j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-e0adc3d5967c]

Also known as: Sportsmatic, Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1991

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