Seiko Cal. 4576 - 149

The 4576-149 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-5a6bdf692cd8]

Also known as: Monster, Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1991

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