DCLA 'Trustline', ask an expert

The Spark of Confidence

DCLA Diamond Hotline

The DCLA Trustline is a free telephone hotline service that provides direct access to one of our DCLA laboratory team members for answers to your diamond questions.

Our diamond experts are happy to help with any and all inquiries, whether your questions are about a specific diamond, diamonds in general, the diamond certification process, or any other diamond-based issues you need assistance with.

If you are a consumer needing help with a diamond purchase, or perhaps have questions about a diamond you already have, calling the Trustline may help you assemble the diamond knowledge you need to feel confident with your precious purchase.

The Trustline is also open to members of the diamond and jewellery trade, acting as a support center for your queries.

Feel confident, feel secure – phone the Trustline.

DCLA Trustline

  • 1300 66 DCLA (3252)
  • Monday to Friday
  • Hours: 9.30am to 4.30pm

latest news

Tuesday 25 April, 2017

CHRISTIE’S TO OFFER 92CT. PENDANT

A 92.15 carat diamond pendant worth up to $20 million will lead Christie’s Magnificent Jewels auction in Geneva next month.

Thursday 20 April, 2017

GRAFF UNVEILS 105-CARAT D-FLAWLESS DIAMOND

Graff Diamonds has unveiled the 105.07 carat D flawless pear shaped diamond, it has named the Graff Vendôme after its new retail outlet at Place Vendôme in Paris.

Monday 10 April, 2017

LETSENG MINE YIELDS 114CT. DIAMOND

Gem Diamonds has found a 114-carat rough diamond at its Letšeng mine in Lesotho, the miner reported Friday.

Tuesday 4 April, 2017

SOTHEBY'S SELLS 59.6 CARAT PINK FOR $94.2 MILLION AUD

Steinmetz Diamonds owned by Israeli billionaire Benny Steinmetz, spent two years cutting and polishing the Rough diamond. Which was mined by De Beers in Botswana, Southern Africa.

Thursday 30 March, 2017

DE BEERS, LUK FOOK TO CO-BRAND GRADING REPORTS

Tuesday 21 March, 2017

59.6 CARAT VIVID PINK DIAMOND

Sotheby's plans to auction the famous "Pink Star" diamond an internally flawless, fancy vivid pink stone at its sale in Hong Kong on April 4.

Wednesday 8 March, 2017

GIA FINDS SIGNIFICANT UNDISCLOSED SYNTHETICS

The Gemological Institute of America (GIA) recently uncovered an unusually large number of undisclosed synthetic diamonds mixed in with natural melee diamonds, the lab confirmed with Rapaport News on Monday.