Seiko Cal. 6686 - 990

The Seiko 6686-990 represents an important milestone in Seiko's 1977 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-e506e6a57083]

Also known as: Turtle

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Champagne

Jewels

27j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1977

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