Seiko Cal. 6240 - 739

The Seiko 6240-739 represents an important milestone in Seiko's 1991 lineup. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-4f308e87dc60]

Also known as: Monster, UFO

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1991

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