Seiko Cal. 6697 - 636

This Spring Drive model from 1992 features a 36mm Two-Tone case. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-be6477ab30c3]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

33j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1992

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