Seiko Cal. 7140 - 923

Seiko 7140-923

The 7140-923 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7140 caliber with 23j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-efb710ac4c4d]

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
36mm
Case Thickness
9.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
110m
Dial Color
Burgundy
Jewels
23j
Frequency
21,600 bph
Power Reserve
48 hours
Year
1980

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