Nib: Omega 100 Gold * pre-owned , nib use: worn down to slight right oblique.
1920-30 the Omega FP company. In 1919 the Verga brothers, Eugenio and Alfredo, founded the Columbus pen company in Milan which is still one of the most important pen makers. Successively, in 1930, Mr. Alfredo Verga founded in Milan another pen company which was named "Omega", like the greek letter ().
Omega's nibs were made both of steel and 10Kt/14Kt solid gold. All Omega's pen had an original Omega nib, and most probably the company did not adopted "warranted" nibs.
a safety pen is a fountain pen with a nib that can be retracted into the barrel, permitting the cap's inner surface to seal the ink chamber like a cork plugging a bottle