Seiko Cal. 4561 - 781

The Seiko 4561-781 represents an important milestone in Seiko's 1971 lineup. With its 18mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-0dcfa08cffca]

Also known as: Tuna, Goldfeather

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1971

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