Seiko Cal. 6648 - 509

The Seiko 6648-509 represents an important milestone in Seiko's 1983 lineup. Powered by the 6648 caliber with 27j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-304d089913d1]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

27j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1983

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