Seiko Cal. 6648 - 726

The Seiko 6648-726 represents an important milestone in Seiko's 1995 lineup. Powered by the 6648 caliber with 31j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-20a66a8db57e]

Also known as: Monster, Helmet

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1995

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