Original Omega gilt hour and minute hands 350RGS20 for Omega 350. New-old stock, never used. This will fit the caliber 350.  The package is marked "350RGS20 1 Pr H&M Hands Omega". The length of the minute hand in millimeters is half of the last number written on the hands.
Minute hande centre of hole to tip - 10mm approx
Hour hand centre of hole to tip - 7.6mm approx