Seiko Cal. 6648 - 788

The Seiko 6648-788 represents an important milestone in Seiko's 1972 lineup. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-b4be6fb57a62]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

35j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1972

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