Seiko Cal. 3820 - 450

This Solar model from 1978 features a 40mm Hardlex-Coated Steel case. Powered by the 3820 caliber with 20j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-6493608577e2]

Also known as: UFO, Goldfeather

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1978

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