Seiko Cal. 7020 - 221

Seiko 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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