Kim Kardashian’s whirlwind marriage to Kris Humphries may have ended in just 72 days, but there’s one lingering detail she recently revisited—the engagement ring.On the latest episode of The Kardashians,

Kim looked back on all her engagement rings, including the one she claims Humphries insisted she give back, and explained why Kanye cautioned her about the risk of them being taken just before the robbery occurred.

The SKIMS founder recalled that her first husband, Damon Thomas — whom she married when she was only 19 — got her a "cushion cut [diamond ring] that was 14 carats." Thomas, 54, and Kardashian were married for three years before getting a divorce in 2003.