It’s a Gucci Emily chain flap GG shoulder bag (baby blue)

Classic Gucci Emily shoulder bag rendered in the House's iconic Microguccissima debossed leather with contrast black topstitching, finished with gold-tone horsebit hardware with tassel embellishments. Interior Slip Pocket, Two Interior Pouch Pockets Leather Length: 11.65" (29 cm) Height: 7" (17 cm) Depth: 3.25" (8 cm) Strap Drop: 10" (25 cm)