▁of ▁World ▁War ▁II . ▁Sub sequently , ▁she ▁took ▁over ▁the ▁Herz ▁company , ▁ren aming ▁it ▁Herz - Bel per ron . ▁Bel per ron ▁had ▁many ▁important ▁clients , ▁from ▁royal ty , ▁arts ▁and ▁show ▁business ▁on ▁both ▁sides ▁of ▁the ▁Atlantic . ▁ ▁Biography ▁ ▁Early ▁life ▁ ▁Made le ine ▁Su z anne ▁Marie ▁Cla ire ▁V u ill erme , ▁daughter ▁of ▁merchant ▁Jules ▁Ali x ▁V u ill erme ▁( 1 8 6 1 – 1 9 1 3 ) ▁and ▁Marie ▁Clar isse ▁Fa ust ine ▁B ail ly - Ma ître ▁( 1 8 6 6 – 1 9 3 1 ), ▁was ▁born ▁ 2 6 ▁Sep ▁ 1 9 0 0 ▁in ▁the ▁town ▁of ▁Saint - Cla ude , ▁in ▁J ura ▁Mountains ▁( e astern ▁France ), ▁ 6 0 ▁kilometres ▁from ▁Gene va ▁( Sw itzerland ). ▁ ▁To ▁fill ▁the ▁long ▁winter ▁months , ▁the ▁inhabitants ▁of ▁the ▁J ura ▁region ▁had ▁developed ▁over ▁the ▁centuries ▁a ▁wide ▁array ▁of ▁traditional ▁craft s , ▁including ▁the ▁art ▁of ▁cutting ▁stones . ▁The ▁town ▁of ▁Saint - Cla ude ▁was ▁also , ▁between ▁ 1 8 8 5 ▁and ▁ 1 9 2 9 , ▁one ▁of ▁the ▁most ▁important ▁world ▁cent res ▁of ▁diam onds ▁cutting . ▁ ▁A ware ▁of ▁Su z anne ' s ▁talent ▁as ▁a ▁designer , ▁her ▁mother ▁encourag ed ▁her ▁by ▁en rolling ▁her ▁in ▁the ▁School ▁of ▁Fine ▁Arts ▁in