In the Media

Click to read article on mining trip to
to Madagascar published in Rapaport.

Gemologist Charles Carmona's gemological expertise has made him a frequent guest at live events, on television, and an oft quoted authority in publications of all kinds.

Included here is a brief sampling of some of numerous places where Mr. Carmona's extensive knowledge has been called upon by the media.

PRESENTATIONS--a sampling

• “Products of Endangered Species Used in Jewelry – Pulling Back from Extinction” – Poster Session to the International Gemological Symposium, 2006, San Diego, CA
• “Alumni Tour Group Discovers Educational Adventures in Thailand”, The Loupe – GIA World News, Winter, 2004, Vol. 13, No. 1
• “Touring the Old Country”, The Loupe – GIA World News, Winter, 2003, Vol. 12, No. 1,
• “Exploring the Gem Mines of Minas Gerais, Brazil”, In Focus (GIA Alumni magazine), Summer/Fall, 2000, Vol. 19, No.2
• “Current Status of Products of Endangered and Threatened Species Used in Jewelry” – Poster Session to the International Gemological Symposium, 1999, San Diego, CA

CONTRIBUTOR TO MAJOR TRADE JOURNALS---a sampling

BROADCAST TELEVISION --a recent sampling

• RTA (Antananarivo, Madagascar TV) – Segment; grand opening of Institut de Gemmologie de Madagascar featuring World Bank gemological consultant Charles Carmona, taped and broadcast November 2006, in Malagasy and French.
• KTLA (CH 5, Los Angeles) – Segment; the Federal Seized Assets auction, interviewed as the government's appraiser for jewelry and coins offered at auctions, broadcast live January 2006.
• KMEX (CH 34, Los Angeles) – Segment; Federal Seized Assets auction, interviewed in Spanish as the government's appraiser for jewelry and coins offered at auctions, broadcast live January 2006.
• Phoenix Satellite TV (Hong Kong) – Segment; featured speaker, gala opening of Johnathon Arndt Gallery of Jewels – taped in Beverly Hills, CA; broadcast in H.K. on April 12, 2004. 
• The Travel Channel (US Cable TV) – Segment; Gemologist-Appraiser for US Government Seized Assets Auctions, taped April 2002; first aired January 2003.
• KTLA (CH 5, Los Angeles) – Segment; Federal Seized Assets auction, interviewed as government's appraiser for jewelry and coins offered at auctions, broadcast live April 2002.
• KBS (Korean Broadcasting System) – Segment; Comparing GIA diamond grading standards with those used in Korea, broadcast in Korea in March, 2002.

SPEAKER/PANELIST/INSTRUCTOR

Charles Carmona is an invited speaker for numerous museum groups, GIA Alumni chapters, student groups and staff meetings, international, national, and regional gem - jewelry workshops, trade shows and conventions, for retail jewelry store employees and local community groups.

Gemstone Weight Estimation

This thoroughly comprehensive manual does the difficult task of estimating carat weights of mounted gemstones, calculated by their dimensions and shape, with over 300 pages of tables listed, and gemstone type.