Seiko Cal. 5663 - 621

The Seiko 5663-621 represents an important milestone in Seiko's 1974 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-0b646ce8c8c9]

Also known as: Silverwave

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1974

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