Board of Directors
Michelle Graff joined National Jeweler in 2007 as senior editor, traveling to Israel, Africa, Dubai and Belgium to learn about the jewelry industry and cover the diamond trade.
In August 2013, she was promoted to editor-in-chief.
As the publication’s head editor, she is in charge of NationalJeweler.com. and its popular daily newsletter as well as the publication’s print editions, The State of the Majors and the Retailer Hall of Fame.
Mariel Diaz is the founder of Accounting for Jewelers, a firm that partners with jewelry businesses throughout the US for accounting services from bookkeeping and budgeting to taxes. Mariel oversees service operations, develops and implements the company’s long-term initiatives to sustain the jewelry industry, and works directly with clients for advisory services. She is a 2nd-generation jeweler and was previously a GIA Graduate Gemologist, JA Certified Bench Jeweler and German-trained Gemstone Carver before she became an accountant.