Try South Ex
Head to DLF Emporio. Has all the big designers there. Personally love Anita Dongre.
Karol bagh rajniti south ex also
Rajoiur garden you can try
South ex ,punjabi bagh has many such showroo.s
Try South ex &
Try rajouri market it has many options
You can check wedmegood app and their Instagram page they can suggest some go designers according to your budget and taste.
You can drop by Ogaan in Khan Market