Seiko Cal. 4515 - 478

The 4515-478 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-9d811fb56a37]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1975

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