She was presented with her awards at a ceremony held by the Gemmological Association in London in November.
Fall has been working at the saleroom in Leyburn, North Yorkshire, since 2015, having graduated from Lincoln University with a BSc (Hons).
She completed her FGA (Fellow of the Gemmological Association) in 2021 and in 2022 completed her DGA (Diamond Diploma), passing with distinction.
Jane Tennant, director of Tennants, says, “We are extremely proud of Jess. It is an extraordinary achievement to be awarded two prizes by this esteemed professional body, and a reflection of the hard work and commitment she has put into both her studies and her work at Tennants.”