Seiko Cal. 4539 - 490

Released in 1976, the Cal. 4539 with design code 490 was part of Seiko's domestic market collection. It features a Green dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-646d757d85c6]

Also known as: UFO, Emperor

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

42mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1976

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