Seiko Cal. 6688 - 105

This Quartz model from 1980 features a 46mm Two-Tone case. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-389fa317b7d4]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1980

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