Seiko Cal. 6664 - 444

The Seiko 6664-444 represents an important milestone in Seiko's 1966 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-b01223f2f38c]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1966

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