Seiko Cal. 6618 - 790

The Seiko 6618-790 represents an important milestone in Seiko's 1971 lineup. With its 21mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-83fd1a62cc17]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1971

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