COLUMBUS CENTO 925 SILVER ENAMEL RING
This ring celebrates the 100th anniversary of Columbus Tubing. Only 100 pieces are available, one for each year of continuous operation. Each with a serial number on the inner band.
Also included a gift box with a certificate of authenticity and serial number personally autographed by Antonio Colombo.
Available in two sizes: Size small (diameter 17.3 mm) or Medium (diameter 19.7 mm)