Seiko Cal. 6399 - 491

The 6399-491 is a sought-after Kinetic piece from Seiko's golden era. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-9bf3fdfb5ece]

Also known as: World Timer, Sea Horse

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1972

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