Seiko Cal. 3815 - 831

The Seiko 3815-831 represents an important milestone in Seiko's 1985 lineup. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-77c3150aab57]

Also known as: Samurai, Crown

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

25j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1985

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