If you haven’t checked out the latest episode of Engagement 101 TV, then you’re in for a treat. Episode 5 is all about figuring out how to buy the perfect engagement ring for your (hopefully) bride-to-be. Engagement 101 goes straight to the designers for their own advice.

What’s the kind of advice you’ll get by watching?

Vanna from Vanna K says the first thing to figure out is what shape diamond your lady wants. Isaac Gad from True Romance even suggests shopping together.

For the complete list of advice, make sure you watch the latest episode below! You definitely don’t want to miss it.

Nikki