Seiko Cal. 4451 - 226

This Spring Drive model from 1970 features a 40mm Gold-Plated case. With its 19mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-443946300171]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1970

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