Seiko Cal. 6649 - 427

The Seiko 6649-427 represents an important milestone in Seiko's 1982 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-e471b38fd039]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1982

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