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Türkkan Law Firm
TRENRU
Series015 SectionCarat Date6 August 2026 Reading time2 minutes

Labelling of synthetic stones is now mandatory

Synthetic stones must now be clearly identified on labels, certificates, invoices, websites and in advertising, and displayed in a separate section.

What changed

A new subparagraph has been added to Article 11 of the Regulation on the Jewellery Trade (Kuyum Ticareti Hakkında Yönetmelik). Synthetic stones must now be clearly identified.

The seller must display at least one of the wordings "synthetic", "laboratory-produced" or "artificially produced" in these five places:

  • Product label
  • Certificate
  • Invoice
  • Website
  • Advertising and promotional materials

The wording must be displayed in a way that the consumer can easily see.

A physical separation has also been introduced: in shops, synthetic stones will be displayed and sold in a separate section from natural stones. Where sales are made online, a separate category will be created.

Basis

Regulation Amending the Regulation on the Jewellery Trade · Official Gazette of 24 June 2026, No. 33290 · amended provision: Article 11 of the Regulation of 14 April 2021

Entry into force

24 June 2026 — entered into force on the date of publication.

Who is affected

Jewellery trade businesses · jewellery retailers · precious stone traders · businesses selling jewellery online

What to do

Three things need to be done separately: separating the display and sales area, opening a separate category on the website and using the wording throughout the entire label–certificate–invoice–advertising chain.

If any one of these is missing, the obligation is not deemed to have been fulfilled. The invoice in particular is the one most likely to be overlooked; the accounting side also needs to be informed.

Legislation changes; so does this article. This article was prepared on the basis of the legislation in force on the date of its publication. Amounts, rates, thresholds and time limits marked with are subject to change. Do not carry out any transaction on the basis of this article.

Related page: Jewellers, Jewellery and Precious Stones