Seiko Cal. 0765 - 539

The Seiko 0765-539 represents an important milestone in Seiko's 1977 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ccd088e6bee3]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1977

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