14-21 days. Somewhere in between that.
Autos can be fast. One day, they're into ripening the next they're finished. So you gotta keep close eye.
I do see well built calyxs, some lovely formed bud. I do reckon you're just leaving the fattening stage and into ripening. Which can be 10-21 days, going of how fast she went thru the other stages will help you guess that. A 30x loop or phonescope & trichomes. When you start seen Amber it's good indication your plant does