Seiko Cal. 4564 - 251

The 4564-251 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-b5bf3d6ab3ee]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1984

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