Seiko Cal. 4578 - 846

The Seiko 4578-846 represents an important milestone in Seiko's 1980 lineup. Powered by the 4578 caliber with 23j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-c55f57062818]

Also known as: UFO, World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1980

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