Seiko Cal. 5633 - 665

The Seiko 5633-665 represents an important milestone in Seiko's 1968 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-70a0a1885e7b]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1968

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