Seiko Cal. 4491 - 668

The Seiko 4491-668 represents an important milestone in Seiko's 1975 lineup. Powered by the 4491 caliber with 34j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-b6fdf34e069a]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1975

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