Seiko Cal. 3816 - 504

This Hand-Winding model from 1981 features a 41mm Stainless Steel case. With its 19mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-a89ab4e5751f]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1981

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