Jeff de Bruges founded almost 40 years ago in Boulogne-Billancourt (Hauts-de-Seine) The bestseller at the end of March? “The personalized egg – from 13 euros to 35.60 euros – on which you can write the first name,” smiles Sandrine Denece, the store manager. Customers appreciate the free registration but above all the “good value for money”, underlines one of the regulars.