Seiko Cal. 3831 - 105

The Seiko 3831-105 represents an important milestone in Seiko's 1970 lineup. Powered by the 3831 caliber with 23j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-a60338ee9e36]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1970

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