He also won the try-of-the-month for November with his score against Llanelli at Hughenden.
That try was the first of four he has scored in three successive matches. He had a try eight days later in the Parker Pen Challenge Cup win against Montpellier at Carcassonne, and he followed up with two in the return match against the French club on Friday.
It was a good day for Sean as he was named in a Scotland squad for the first time, though he is well established as a regular in the national sevens team.
picked up the try-of-the-month award for October with his score in the 26-25 win over The Borders.
Waxy O'Connor's and Caledonian Brewery are the respective sponsors of the player of the month and the try-scorer awards.