Seiko Cal. 6649 - 691

Released in 1985, the Cal. 6649 with design code 691 was part of Seiko's domestic market collection. Powered by the 6649 caliber with 36j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-dee6b8802878]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

36j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1985

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