Seiko Cal. 4539 - 451

This Kinetic model from 1977 features a 45mm PVD Black case. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-e0a918efb49a]

Also known as: UFO, Sportsmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1977

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