Seiko Cal. 3820 - 999

This Spring Drive model from 1968 features a 35mm Titanium case. Powered by the 3820 caliber with 27j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-7b4e8c8fd50a]

Also known as: Emperor, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1968

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