Seiko Cal. 4561 - 960

This Hand-Winding model from 1983 features a 37mm Two-Tone case. With its 21mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-23d7f26cad5f]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1983

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