Seiko Cal. 7173 - 677

Seiko 7173-677

The 7173-677 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7173 caliber with 35j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-79be79bd6a1a]

Also known as: Emperor

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
42mm
Case Thickness
15.5mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
40m
Dial Color
White
Jewels
35j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1982

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