Seiko Cal. 5639 - 985

The Seiko 5639-985 represents an important milestone in Seiko's 1989 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-b0ccf91198a2]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Cream

Jewels

27j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1989

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