Seiko Cal. 3820 - 278

This Spring Drive model from 1989 features a 40mm Titanium case. With its 22mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-5e08f09614f7]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1989

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