David and Victoria Beckham's youngest child Harper has quite the archive of designer pieces in her wardrobe. From her cloud blue Prada handbag to her £890 mini chain pouch bag from VB's eponymous fashion label, the 11-year-old is no stranger to a luxe fashion moment.It seems the youngest Beckham has added another designer piece to her collection, having rocked a sunshine-yellow swimsuit on Victoria's Instagram on Sunday that looks mighty like the £160 'Nancy' one-shoulder bikini set from iconic label Hunza G.Taking to social media to mark Mother's Day, VB penned a heartwarming tribute in honour of her four children, sharing a snap beside Harper as the mother-daughter duo enjoyed a swim in a turquoise swimming pool.