Seiko Cal. 6648 - 351

The Seiko 6648-351 represents an important milestone in Seiko's 1968 lineup. Powered by the 6648 caliber with 22j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-efd8ef31cd28]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1968

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