Ariana Grande appeared on The Tonight Show with Jimmy Fallon last night wearing a Talbots Snowflake Crewneck Sweater ($89.50) with Jimmy Choo Toni Suede Over-The-Knee Boots ($1,795.00). She accesorized with a Haute Joaillerie Heart-Shaped Brilliant-Cut Diamond Necklace, Haute Joaillerie Heart-Shaped Brillaint-Cut Diamond Stud Earrings, L’Heure Du Diamant Diamonds Ring and the Precious Rubies and Diamonds Ring all by Chopard (Not available online).