Seiko Cal. 4554 - 625

Released in 1976, the Cal. 4554 with design code 625 was part of Seiko's domestic market collection. With its 21mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-08ee5fec4cc8]

Also known as: Bullhead, UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1976

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