1st Lifeguards Officer’s Sword 1834

1st Lifeguards Officers Sword 1834 regulation pattern sword with Victorian crown and 1LG to the hilt but with a later Kings crown blade WW1 – WW2 period retailed by BURBERRYS 30 & 31 HAYMARKET and etched with battle honours. Possibly a family sword which has had a new blade for the next generation ?? The sword is in very good condition and complete with scabbard