Seiko Cal. 6646 - 180

The Seiko 6646-180 represents an important milestone in Seiko's 1987 lineup. It features a White dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-a46895bba0d3]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1987

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