Seiko Cal. 3820 - 287

This Quartz model from 1986 features a 35mm Two-Tone case. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-3dae8c129e35]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

White

Jewels

35j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1986

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