Seiko Cal. 6661 - 421

The Seiko 6661-421 represents an important milestone in Seiko's 1972 lineup. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-9feab03df689]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1972

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