What is the collective noun for antiques?

There isn't a widely accepted collective noun for antiques. However, here are some options you can use:

Formal:

* A collection of antiques

* A consignment of antiques

* An assortment of antiques

Informal:

* A trove of antiques

* A hoard of antiques

* A treasure of antiques

Ultimately, the best option will depend on the context and the specific tone you're aiming for.