Seiko Cal. 4451 - 106

The 4451-106 is a sought-after Hand-Winding piece from Seiko's golden era. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-f2bd444ef751]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1967

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