Seiko Cal. 4442 - 223

This Hand-Winding model from 1974 features a 44mm Hardlex-Coated Steel case. Powered by the 4442 caliber with 21j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-ff3e5a5fc7eb]

Also known as: Turtle, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1974

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