Seiko Cal. 6649 - 499

The Seiko 6649-499 represents an important milestone in Seiko's 1967 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-56d89ee32687]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1967

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