Seiko Cal. 3831 - 315

The Seiko 3831-315 represents an important milestone in Seiko's 1973 lineup. Powered by the 3831 caliber with 27j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-d105a61519a5]

Also known as: Crown, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1973

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