Seiko Cal. 6690 - 433

The Seiko 6690-433 represents an important milestone in Seiko's 1983 lineup. It features a White dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-c89fbb844066]

Also known as: Turtle, Sportsmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1983

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