Seiko Cal. 6659 - 791

The Seiko 6659-791 represents an important milestone in Seiko's 1987 lineup. With its 22mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-1517074b1619]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1987

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