Seiko Cal. 4480 - 237

The 4480-237 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-8fed5867a53e]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1968

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