Seiko Cal. 3831 - 652

Released in 1972, the Cal. 3831 with design code 652 was part of Seiko's domestic market collection. With its 21mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-e9439b3eb3ee]

Also known as: Panda, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1972

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