Seiko Cal. 4451 - 899

The Seiko 4451-899 represents an important milestone in Seiko's 1969 lineup. Powered by the 4451 caliber with 26j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-c6cf763f63a8]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1969

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