Seiko Cal. 3823 - 663

The Seiko 3823-663 represents an important milestone in Seiko's 1970 lineup. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-9e2f26a1ae85]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1970

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