Seiko Cal. 5664 - 120

The Seiko 5664-120 represents an important milestone in Seiko's 1990 lineup. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-48ffd9aa3e2f]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1990

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