Seiko Cal. 6644 - 572

Released in 1971, the Cal. 6644 with design code 572 was part of Seiko's domestic market collection. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-65ea3bc282b5]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1971

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