Seiko Cal. 3811 - 978

The Seiko 3811-978 represents an important milestone in Seiko's 1991 lineup. With its 20mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-3c7692cb7863]

Also known as: Goldfeather, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

31j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1991

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