Seiko Cal. 6632 - 578

Released in 1974, the Cal. 6632 with design code 578 was part of Seiko's domestic market collection. It features a Green dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-a4df3df6d6de]

Also known as: Turtle, Crown

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1974

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