According to the series “Game of Thrones”
Tempered spring steel, hardening 50 HRC
Ser Jaime Lannister is a representative of the great Lannister House. Tywin Lannister’s eldest son, Cersei’s twin brother and Tyrion’s older brother. Since childhood, Jaime has been in close relationship with Cersei, who bore him three children – Joffrey, Mircella and Tommen.
Jaime was Lord Commander of the Royal Guard under Kings Joffrey and Tommen. Now commands the Lannister army.
Scabbard is included