Seiko Cal. 7123 - 647

Seiko 7123-647

The 7123-647 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7123 caliber with 27j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-258969461946]

Also known as: Sumo

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
41mm
Case Thickness
9.6mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Green
Jewels
27j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1978

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seikata-wm-258969461946