Seiko Cal. 5661 - 258

Released in 1993, the Cal. 5661 with design code 258 was part of Seiko's domestic market collection. With its 20mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-7420299ec9bb]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1993

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