Enrica Ponzellini is wearing a "crystal embellished outfit" - with crystals on her collar shirt as well as on her heels.
Her shirt is by Italian brand Au jour le jour (see below) ; her shoes by Miu Miu.
The whole new Miu Miu collection is a variation around crystals.
Close-up of her Miu Miu shoes :
So here is a selection of crystal-embellished pieces you may find online - as close as possible to what Enrica is wearing, that's to say : focused on crystal-embellished collars and heels and on Miu Miu pieces too -
at Net-a-porter :
MIU MIU
Metallic leather flats
Crystal-embellished patent-leather pumps
Crystal-embellished grosgrain slippers
MIU MIU
Embellished-collar cotton shirt
MILLY / SONIA BY SONIA RYKIEL
Embellished-collar jersey sweater
MIU MIU
Embellished cashmere top
Crystal-embellished crepe shorts
MIU MIU
Embellished cady shift dress
Embellished cady and silk-organza mini dress
BIYAN
Audrey embellished tulle dress
at the Outnet
AZZARO / MIU MIU / MARC JACOBS
Lucienne crystal-embellished silk gown
at My Theresa
MIU MIU
EMBROIDERED SLIPPER-STYLE LOAFERS WITH EMBELLISHED HEEL
MIU MIU
TOP WITH CRYSTAL BEAD EMBELLISHED COLLAR
CREPE BLOUSE WITH CRYSTAL BEAD EMBELLISHED COLLAR
MIU MIU
RIBBED PULLOVER WITH CRYSTAL BEAD EMBELLISHED COLLAR
MIKA CARDIGAN WITH COLLAR
ALICE + OLIVIA
MAURA SILK CHIFFON BLOUSE
MIU MIU
EMBELLISHED SHIFT DRESS
MIU MIU
CRYSTAL EMBELLISHED COAT
at farfetch
You can find quite the same shirt as the one Enrica is wearing :
AU JOUR LE JOUR
AU JOUR LE JOUR gem collared shirt
BARBARA BUI / MARNI
BARBARA BUI embellished vest top
KARL KARL LAGERFELD / THE BOX BOUTIQUE
KARL KARL LAGERFELD Red Resin Collar
THE BOX BOUTIQUE
THE BOX BOUTIQUE Crystal sleeveless jacket
THE BOX BOUTIQUE Crystal encrusted sleeveless jacket
MARC BY MARC JACOBS / EQUIPMENT
MARC BY MARC JACOBS crystal embellished cardigan
JO NO FUI
JO NO FUI embellished collar coat
FIX DESIGN / GUCCI
FIX DESIGN puffball dress
at stylebop
MATTHEW WILLIAMSON / VALENTINO R.E.D.
Blue Embellished Cotton-Silk Satin Dress
at Moda Operandi
MATTHEW WILLIAMSON / EQUIPMENT
MATTHEW WILLIAMSON Tuck Dress