Seiko Cal. 6663 - 650

This Spring Drive model from 1971 features a 42mm PVD Black case. It features a White dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-31c0f4d049aa]

Also known as: Arnie, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1971

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