Seiko Cal. 7140 - 740

Seiko 7140-740

The 7140-740 is a sought-after Automatic piece from Seiko's golden era. With its 22mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-a02f2c0f7d23]

Also known as: Samurai, Bullhead

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
14.9mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
30m
Dial Color
Silver
Jewels
22j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1966

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