Seiko Cal. 6633 - 971

Released in 1973, the Cal. 6633 with design code 971 was part of Seiko's domestic market collection. It features a Black dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-fa21cf6c3d41]

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1973

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