Seiko Cal. 3817 - 552

This Spring Drive model from 1988 features a 35mm Two-Tone case. It features a Silver dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-365be91b0bd2]

Also known as: Sportsmatic, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1988

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