Seiko Cal. 5620 - 324

The 5620-324 is a sought-after Quartz piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-34b493d47b6b]

Also known as: Monster, Silverwave

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1970

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