Seiko Cal. 4489 - 732

The 4489-732 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-78ca1fa4b66c]

Also known as: Monster, Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1992

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