Seiko Cal. 6662 - 543

The Seiko 6662-543 represents an important milestone in Seiko's 1971 lineup. It features a Cream dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-be390e2ce57f]

Also known as: Sumo, Goldfeather

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

22j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1971

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