Time Signature Swiss Watches on Twitter: "Sold Invicta Model 23373 Swiss Valjoux 7750 with Day / Date Chronograph. Running with 0ms beat error +- 1/sec day per Timegrapher. Rolex level accuracy on
Time Signature Swiss Watches on Twitter: "Sold! Swiss Made Invicta 21645 Pro Diver with ETA Valjoux 7750 Day/Date Automatic Chronograph. #InvictaWatch #SwissMade #Valjoux https://t.co/jHWa9LcG2S" / Twitter