Seiko Cal. 7140 - 720

Seiko 7140-720

The 7140-720 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7140 caliber with 22j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-1a9a8dc5300d]

Also known as: Shogun

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
9.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Black
Jewels
22j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1985

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