Seiko Cal. 3820 - 218

The Seiko 3820-218 represents an important milestone in Seiko's 1988 lineup. With its 21mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-f79dfbb8c914]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1988

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