Seiko Cal. 6648 - 753

The Seiko 6648-753 represents an important milestone in Seiko's 1983 lineup. Powered by the 6648 caliber with 29j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-80b3b1546ab6]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1983

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