Seiko Cal. 4561 - 665

The Seiko 4561-665 represents an important milestone in Seiko's 1967 lineup. With its 22mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-36bb81cba398]

Also known as: Helmet, World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1967

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