Seiko Cal. 5661 - 326

The Seiko 5661-326 represents an important milestone in Seiko's 1971 lineup. Powered by the 5661 caliber with 23j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-4e98268354bd]

Also known as: Panda, Sea Horse

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1971

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