Seiko Cal. 5664 - 370

The Seiko 5664-370 represents an important milestone in Seiko's 1982 lineup. Powered by the 5664 caliber with 27j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-7169bc8bada7]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1982

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