Seiko Cal. 3820 - 224

The Seiko 3820-224 represents an important milestone in Seiko's 1981 lineup. Powered by the 3820 caliber with 20j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-c5177bd041ef]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1981

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