Maybe this could be an nice gift for your girlfriend? A Hermès eau de toilette could work well for a number of occasions.
From Amazon
Hermes Voyage DHermes For Unisex 1.18 oz EDT Spray (Refillable)
AllBeauty
Hermès - Voyage d'Hermès 35ml Eau de Toilette Refillable Spray for Men and Women
Cosmetify
Hermès Voyage d'Hermes Eau De Toilette 35ml