Seiko Cal. 5648 - 683

Released in 1973, the Cal. 5648 with design code 683 was part of Seiko's domestic market collection. Powered by the 5648 caliber with 30j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-bbb91d40c588]

Also known as: UFO, Emperor

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1973

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