Seiko Cal. 6631 - 562

The Seiko 6631-562 represents an important milestone in Seiko's 1969 lineup. It features a Cream dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-c03cca49125c]

Also known as: UFO, Silverwave

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

27j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1969

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