Seiko Cal. 0790 - 720

This Hand-Winding model from 1965 features a 43mm Hardlex-Coated Steel case. Powered by the 0790 caliber with 17j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-d5a7c79d8657]

Also known as: Turtle, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1965

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