Seiko Cal. 4554 - 956

The 4554-956 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-cc89deb88fa5]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1976

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