Big Frank’s Gruen Watch
Gruen Watch Repair Overhaul Service of a Vintage Gruen 510 RSS Wristwatch This 1950s Gruen Precision Manual Wind Caliber 510 Wristwatch was fully overhauled. The watch was disassembled and cleaned. Reassembled and lubricated. The case was cleaned and lightly hand polished. Crystal polished, crown replaced, new case seal. Placed on extended testing. Overhaul service complete. … [Read more…]
