Seiko Cal. 4520 - 510

The 4520-510 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-2afc718e6f09]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1986

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