Seiko Cal. 4487 - 423

The 4487-423 is a sought-after Automatic piece from Seiko's golden era. With its 22mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-b43dde55ad99]

Also known as: Silverwave, Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1984

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