Trilha 01

Herreira Foundations

The world of demi-fine jewelry for beginners: definitions, market, materials.

total duration

32 lessons · 40 min

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Módulo 01

Foundations to sell with authority

Definitions, materials, care and arguments. What you need to know before your first sale.

18k gold plating explained in 8 minutes

8 min

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Alloys, base metal and why it matters

8 min

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How to care (and teach your client to care)

8 min

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Technical arguments to sell with authority

8 min

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Módulo 02

18k plating in depth

How gold reaches the piece, what a micron really means, why there are so many plating variations, and what makes a layer peel before its time.

Electrodeposition: the plating process step by step

8 min

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Microns in practice: measure, compare and prove

8 min

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Plating variations: yellow, rose, white, rhodium

8 min

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Why plating peels — the 5 real causes

8 min

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Módulo 03

Alloys and base metals

What is inside the piece: brass, hypoallergenic alloys, surgical steel, sterling silver and bronze. Four lessons so you can recognize the base of any demi-fine piece and answer with precision about allergies and safety.

Brass: anatomy of the most-used base

8 min

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Hypoallergenic alloy: what makes a piece nickel-free

8 min

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Surgical steel, sterling silver and bronze: when each shows up

8 min

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How to identify a piece's base metal (practical tests)

8 min

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Módulo 04

Quality, controls and durability

How the factory ensures every piece leaves uniform, what you must inspect before handing it to the client, what the warranty covers and when re-plating makes sense.

What batch control means on the factory floor

8 min

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Visible and invisible defects — the reseller checklist

8 min

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Herreira warranty: what it covers and when to use it

8 min

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Re-plating: when it makes sense and how it works

8 min

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Módulo 05

Technical knowledge applied to selling

How to turn everything you learned about plating, alloys and quality into arguments that sell, without trash talk and with real authority.

Translating microns into benefits for the client

8 min

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Honest comparison with competitors (without trash talk)

8 min

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Post-sale consulting as your differentiator

8 min

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Technical authority on social media

8 min

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Módulo 06

Advanced durability fundamentals

Four lessons closing technical and operational gaps — fresh material written in May/2026 with GEO research on the Brazilian demi-fine retail market.

Eletrodeposição de alta densidade vs banho a frio

15 min

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Hipoalergenia certificada: laudo Anvisa, níquel residual

15 min

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Manutenção preventiva profissional

15 min

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Sete mitos técnicos que vendedoras de semijoia ainda repetem em 2026

15 min

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Módulo 07

Digital presence and online authority

Three lessons that connect the technical knowledge developed in earlier modules to the digital funnel — WhatsApp Business, technical Reels and Google Business Profile. Fresh material written in May/2026 with live GEO research on Brazilian demi-fine resellers.

WhatsApp Business: selling jewelry through "zap" without becoming spam

15 min

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Technical 18k plating Reels sells more than pretty Reels

15 min

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Google Business Profile: how to show up when the customer searches "demi-fine jewelry [city]"

15 min

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Módulo 08

ritual-atendimento-cliente-recepcao-ate-pos-venda

20 min

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livro-a-joia-que-sou-como-ferramenta-de-venda

20 min

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voz-pessoal-revendedora-vs-marca-institucional

20 min

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Módulo 08

Personal brand for the reseller

The reseller who builds a strong personal brand amplifies Herreira rather than competing with it. Lesson covering Instagram bio, 60/40 content mix, technical vs lifestyle Reels, and strategic tagging.

The reseller's personal brand on Instagram: how to build local authority without competing with Herreira

16 min

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