Isabella MaryClaire

You know her as Dean’s wife on “Gilmore Girls” and Stefan’s 350-year-old bestie on “The Vampire Diaries,” but Arielle Kebbel is now part of the Taylor Sheridan multiverse as US Marshal Belle Skinner on CBS’ “Marshals” (the most-watched new TV show of the season). “She’s a cowgirl at heart, who grew up cutting horses, loves Montana, struggles with her family history and has a deep longing for justice,” says Kebbel, 41, who does her own riding stunts on the show. Belle is known for being a badass equestrian — not a fashionista. But one of her character’s accessories has stolen Kebbel’s heart: a ring nearly identical to a family heirloom bequeathed to her. “My great-uncle Oscar — who lived to be 96 — gave me my great-grandma’s wedding band from 1910,” says the Florida-born actor. “He pulled it out of his shirt pocket and chucked it across the table to me at the local American Legion fish fry. My jaw hit the floor.…