Seiko Cal. 4578 - 492

The Seiko 4578-492 represents an important milestone in Seiko's 1995 lineup. Powered by the 4578 caliber with 20j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-4f03d425e5b7]

Also known as: Monster, Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1995

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