Seiko Cal. 7020 - 221

The Seiko 7020-221 represents an important milestone in Seiko's 1979 lineup. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-038a1eaee5bd]

Also known as: Monster, Silverwave

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1979

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