Senior Deacon's Regalia
The Senior Deacon's apron is adorned with the jewel of his station, as with the other officers the wearer of the apron is the one appointed into the office.
Also, just as the other offices the wearer of the Jewel is the one performing the duties of Senior Deacon in the lodge.
The Rod of the Senior Deacon give the mason who carries it, and wears the jewel, the authority to move about the lodge under order of the Master.