Seiko Cal. 5663 - 228

This Hand-Winding model from 1971 features a 40mm PVD Black case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-9660fd5c72fb]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1971

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