Brazil NCM · 8-digit code

NCM 7102.31.00 – Rough gem diamonds, sawn, cleaved or bruted

NCM 7102.31.00 (also written 71023100) is Brazil's code for rough gem diamonds, sawn, cleaved or bruted. Its first 6 digits are HS code 7102.31.

Official description of NCM 7102.31.00

PortuguêsOfficial
Em bruto ou simplesmente serrados, clivados ou desbastados
EnglishUnofficial translation

Diamonds; non-industrial, unworked or simply sawn, cleaved or bruted, but not mounted or set

Nomenclatura Comum do Mercosul (Siscomex). Updated Oct 2026 · In force since Apr 2022 (Res Gecex 272/2021).

How to read NCM 7102.31.00

71Chapter 02Heading 31Subheading

HS code 7102.31
Same in every country

0Item 0Subitem

Added by Mercosur
Brazil, Argentina, Paraguay, Uruguay

The first 6 digits are the international HS code, so their meaning is the same in every country; Brazil publishes the text in Portuguese. The last two digits are 00 because Brazil does not split this HS code further. The full 8-digit code is used on import declarations (DUIMP), invoices (NF-e) and tax filings.

Full classification path

  1. Chapter 71 Natural, cultured pearls; precious, semi-precious stones; precious metals, metals clad with precious metal, and articles thereof; imitation jewellery; coin Pérolas naturais ou cultivadas, pedras preciosas ou semipreciosas e semelhantes, metais preciosos, metais folheados ou chapeados de metais preciosos (plaquê), e suas obras; bijuterias; moedas.
  2. Heading 71.02 Diamonds, whether or not worked, but not mounted or set Diamantes, mesmo trabalhados, mas não montados nem engastados.
  3. Group 7102.3 Non-industrial: Não industriais:
  4. Subheading 7102.31 Diamonds; non-industrial, unworked or simply sawn, cleaved or bruted, but not mounted or set
  5. Subitem 7102.31.00 Diamonds; non-industrial, unworked or simply sawn, cleaved or bruted, but not mounted or set Em bruto ou simplesmente serrados, clivados ou desbastados

Questions about NCM 7102.31.00

What is NCM 7102.31.00?

NCM 7102.31.00 (71023100) is the Brazilian (Mercosur) code for rough gem diamonds, sawn, cleaved or bruted. Its official Portuguese description is “Em bruto ou simplesmente serrados, clivados ou desbastados”.

What is the HS code for NCM 7102.31.00?

HS 7102.31 (Diamonds; non-industrial, unworked or simply sawn, cleaved or bruted, but not mounted or set). The first 6 digits of an NCM code are its international HS code; the last 2 digits are Brazil's own split.

Is an NCM code the same as an HS code?

The first 6 digits are the same in every country. NCM adds an item digit (7th) and a subitem digit (8th). A code ending in 00 means Brazil does not split that HS code further.

Which countries use NCM 7102.31.00?

All Mercosur members use the same NCM codes: Argentina, Brazil, Paraguay and Uruguay.

Source: Siscomex Classif NCM table, updated Oct 2026 (Resolução Gecex nº 926/2026). The Portuguese text is the official one; the English is our translation.