Deborah Nadel Designs is the calligrapher for Tiffany and De Beers Diamonds. Her wedding calligraphy adds the perfect refinement to the couture wedding invitations she creates. Deborah Nadel's calligraphy invitations have been featured in Bride's, Bride's Receptions, Martha Stewart Weddings plus Luxurious Wedding, Luxurious Wedding Invitations blog and the Luxurious Wedding Style Report. .