Laboratory created diamonds submitted to the DCLA

Tuesday 20th September. Two diamonds submitted to the DCLA laboratory by a Sydney jeweller were identified as laboratory created.

No mention of treatments or origin were forthcoming as per the instruction of international industry bodies and associations. The diamonds are both high colour, one of VS1 clarity the other Si2 clarity.

Both having no visual identifying characteristics even under high magnification. The notation of laboratory created usually lasered on the girdle was not present and may have been removed.

The diamonds were screened out by the absence of nitrogen in the carbon bond, and identified positively as type two HPHT by the growth structure.

Dealers and jeweller wanting further information can call the DCLA trust line 1300 413 425

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