Seiko Cal. 6664 - 583

The Seiko 6664-583 represents an important milestone in Seiko's 1965 lineup. Powered by the 6664 caliber with 19j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-ed2f396a02ea]

Also known as: Tuna, World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1965

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