Seiko Cal. 4437 - 823

This Solar model from 1970 features a 41mm Stainless Steel case. Powered by the 4437 caliber with 17j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-4755157eb423]

Also known as: UFO, Flighty

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1970

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