Jenny Gunn four-for, Bess Heath 58* as Northern Diamonds book spot place at Finals Day
Thunder limp to 90 for 9 before Diamonds dispatch chase in 12.2 overs
Veteran seamer Jenny Gunn claimed 4 for 15 • Getty Images
Diamonds won by 8 wickets (with 46 balls remaining)
Thunder limp to 90 for 9 before Diamonds dispatch chase in 12.2 overs
Veteran seamer Jenny Gunn claimed 4 for 15 • Getty Images