Seiko Cal. 5665 - 667

The Seiko 5665-667 represents an important milestone in Seiko's 1975 lineup. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-27eb0c285485]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1975

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