Implantation Bleeding? Pink and watery?

[kazine]

Okay I can't tell from my chart whether I ovulated CD15 or CD17 (FF didn't pick up at all and ovufriend said CD17 but looking at it it could be CD15) so I'm either 7 or 9 DPO. I just discovered very watery pink blood. Could it be?!

 

[kazine]

Last month it was 12 days.

 

[kazine]

Nope I never have spotting So FX'd!!