Seiko Cal. 6648 - 343

The Seiko 6648-343 represents an important milestone in Seiko's 1979 lineup. Powered by the 6648 caliber with 24j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-e7a7df7a25b9]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1979

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