![Francois Graff, Managing Director (L) of Graff diamond designers, sets a U.S.$23 million necklace on a model October 5, 2004 during the 13th Middle East International Jewellery and Watch Exhibition, "Jewellery Arabia Francois Graff, Managing Director (L) of Graff diamond designers, sets a U.S.$23 million necklace on a model October 5, 2004 during the 13th Middle East International Jewellery and Watch Exhibition, "Jewellery Arabia](https://c8.alamy.com/comp/2D3ET7G/francois-graff-managing-director-l-of-graff-diamond-designers-sets-a-us23-million-necklace-on-a-model-october-5-2004-during-the-13th-middle-east-international-jewellery-and-watch-exhibition-jewellery-arabia-2004-in-manama-the-set-which-is-made-up-of-a-unique-101-carat-diamond-known-as-the-star-of-africa-was-displayed-for-the-first-time-reutershamad-i-mohammed-hmws-2D3ET7G.jpg)
Francois Graff, Managing Director (L) of Graff diamond designers, sets a U.S.$23 million necklace on a model October 5, 2004 during the 13th Middle East International Jewellery and Watch Exhibition, "Jewellery Arabia
![Tempus News - Fine jewellery expert Francois Graff on combining flawless gems and watchmaking mechanics at Baselworld Tempus News - Fine jewellery expert Francois Graff on combining flawless gems and watchmaking mechanics at Baselworld](https://51.91.44.216/news_images/3054271457.jpg)
Tempus News - Fine jewellery expert Francois Graff on combining flawless gems and watchmaking mechanics at Baselworld
![Graff Diamonds CEO Francois Graff (L) and Founder and Chairman Laurence Graff pose before attending the IPO roadshow in Hong Kong May 21, 2012. Luxury jeweler Graff Diamonds, famous for its giant Graff Diamonds CEO Francois Graff (L) and Founder and Chairman Laurence Graff pose before attending the IPO roadshow in Hong Kong May 21, 2012. Luxury jeweler Graff Diamonds, famous for its giant](https://c8.alamy.com/comp/2E5PT36/graff-diamonds-ceo-francois-graff-l-and-founder-and-chairman-laurence-graff-pose-before-attending-the-ipo-roadshow-in-hong-kong-may-21-2012-luxury-jeweler-graff-diamonds-famous-for-its-giant-and-rare-gems-is-forging-ahead-with-a-hong-kong-listing-despite-a-sell-off-that-has-rattled-equity-markets-setting-a-price-range-on-friday-that-would-value-the-company-at-up-to-4-billion-reuterstyrone-siu-china-tags-business-2E5PT36.jpg)