Seiko Cal. 6648 - 207

The Seiko 6648-207 represents an important milestone in Seiko's 1974 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-15457b4454a4]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1974

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