Seiko Cal. 4561 - 864

The Seiko 4561-864 represents an important milestone in Seiko's 1966 lineup. With its 18mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-9d4c60a1dfec]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1966

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