Seiko Cal. 4579 - 143

The 4579-143 is a sought-after Hand-Winding piece from Seiko's golden era. With its 19mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-90abee7cc585]

Also known as: Sumo, UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1974

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