Selena Gomez might have teased her engagement manicure at the Chanel Academy Women's Luncheon on Dec. 11, but she saved the engagement ring itself for a dazzling Instagram debut hours later. The singer revealed she and producer Benny Blanco are engaged with a close-up shot of her new jewelry set on a pale pink backdrop.

On Wednesday, the singer announced that she and boyfriend Benny Blanco were engaged after one year of dating with a joyous Instagram carousel showcasing her exquisite diamond ring—and while the massive sparkler was objectively gorgeous, the cut of stone ...