Seiko Cal. 7140 - 866

Seiko 7140-866

The Seiko 7140-866 represents an important milestone in Seiko's 1991 lineup. With its 20mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-4c9eacb3f997]

Also known as: Bullhead, Goldfeather

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
15.3mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
30m
Dial Color
White
Jewels
17j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1991

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seikata-wm-4c9eacb3f997