Seiko Cal. 5649 - 680

The Seiko 5649-680 represents an important milestone in Seiko's 1966 lineup. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-de2d5cd19eb7]

Also known as: UFO, Crown

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1966

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