Seiko Cal. 6648 - 706

The Seiko 6648-706 represents an important milestone in Seiko's 1987 lineup. Powered by the 6648 caliber with 30j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-a2f01e85631c]

Also known as: Silverwave

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1987

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