Seiko Cal. 4445 - 790

This Spring Drive model from 1969 features a 39mm Hardlex-Coated Steel case. Powered by the 4445 caliber with 36j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-a04b16a2df6b]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1969

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