Seiko Cal. 4451 - 434

The Seiko 4451-434 represents an important milestone in Seiko's 1970 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-258945e1a9a3]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1970

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