Seiko Cal. 5644 - 806

The 5644-806 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-59a034c15c9d]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1991

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