The Bears took the lead for good at 74-73 on Mi'Cole Cayton's 3-pointer with 4:37 left in the game. That sparked a 9-2 run capped at 80-75 by Anigwe's jumper with 40 seconds left and California made 7 of 8 free throws to secure the win.
Cayton and Mikayla Cowling finished with 13 points each, Asha Thomas scored 12 and Alaysia Styles had 11 for Cal.
Stella Beck had 22 points and eight rebounds to lead Saint Mary's. Megan McKay added 17, Jasmine Forcadilla 12 and Sydney Raggio had 10 points and 10 rebounds.
The Gaels had their largest lead after opening the game up 16-9. Cal scored 10 straight to go in front and mostly led from there.