I.J.A.A.

Jewelry Areas Reference Guide (Structured Table)

 

Explanation of the Overall Structure

This guide is organized to provide a clear overview of the main areas in jewelry. Each area is divided into subcategories reflecting different skill levels.
The structure is designed to make it easy for the Association to assign a subcategory and its level to its members, as well as to allow professionals and anyone interested to quickly navigate and understand each segment of jewelry work, ensuring clarity and transparency in the organization of each area.

 

Junior Jeweler → Middle Jeweler → Jeweler → Senior Jeweler → Master Jeweler

 

1. Column Structure:

· Main Category with Code (e.g., Metals and Processing A00)

· Subcategory (e.g., A01 – Vacuum Casting – Small Parts)

 

2. List of All Categories A – L:

· A00  – Metals and Processing

· B00  – Joining and Soldering

· C00  – Engraving

· D00  – Gem Cutting and Processing

· E00  – Metal Polishing

· F00  – Stone Setting

· G00  – Quality Control

· H00  – Repair and Restoration

· I00  – Design and Prototyping

· J00  –  Chains, Bracelets, Clasps, Findings

· K00  – Manufacturing, Sales, and Commerce

· L00  – Assaying and Metal Refining

 

3. Skill Level:

LOW ( L ) / MEDIUM ( M ) / HIGH ( H )

 

Complete Guide to Jewelry Categories:

· A00  – Metals and Processing

Vacuum Casting:

· A01 – Small or Thin Parts

· A02 – Medium Parts

· A03 – Large Parts or Thick Parts

Sand Casting:

· A04 – Medium Parts

· A05 – Large Parts

Centrifugal Casting:

· A06 – Small or Thin Parts

· A07 – Medium Parts

· A08 – Large or Thick Parts

Steam Pressure Casting:

· A09 – Small or Thin Parts

· A10 – Medium Parts

· A11 – Large or Thick Parts

Sheet Rolling:

· A12 – Sheets < 0.04 inches (<1 mm)

· A13 – Sheets 0.04–0.12 inches (1–3 mm)

· A14 – Hand Forging

· A15 – Mechanical Forging (Wire rawing, Pressing, Extrusion, Rolling, etc.)

· A16 – Decorative Metal Stamping – Bas-relief Patterns (typically small or medium)

· A17 – Relief Metal Stamping – Three-Dimensional Items (trays, cups, etc.), Patterns, or Structural Forms

Laser Cutting:

· A18 – Thin and Medium Metal

· A19 – Thick Metal

3D Printing (Wax/Resin):

· A20 – Small Models

· A21 – Medium Models

· A22 – Large Models

3D Metal Printing:

· A23 – Au (Gold)

· A24 – Ag (Silver)

· A25 – Pt (Ptatinum)

Pre-Polishing Processing:

· A26 – Simple Parts

· A27 – Medium Complexity Parts

· A28 – Complex Parts

Filing with hand files:

· A29 – Ordinary

· A30 – Faceted

Abrasive paper sanding:

· A31 – Ordinary

· A32 – Faceted

 

· B00  – Joining and Soldering

Hard Soldering:

· B01 – Small and Thin Components

· B02 – Components of Medium Thickness

· B03 – Thick Components

· B04 – Elements of decorative Inserts (stamped, filigree, metal litltle flowers and leaves, etc.)

Medium Soldering:

· B05 –Small and Thin Components

· B06 – Components of Medium Thickness

· B07 – Thick Components

· B08 – Elements of decorative Inserts (stamped, filigree, metal litltle flowers and leaves, etc.)

Soft Soldering:

· B09 – Small and Thin Components

· B10 – Components of Medium Thickness

· B11 –Thick Components

· B12 – Elements of decorative Inserts (stamped, filigree, metal litltle flowers and leaves, etc.)

Laser Soldering:

· B13 – Stones in Close Proximity

· B14 – Thin Elements or Joints

· B15 – Medium Elements or Joints

· B16 – Mechanical Joining of Moving Parts (using pins, pressing, rings, etc.)

 

· C00  – Engraving

Hand Engraving with Gravers:

· C01 – Ornaments and Inscriptions – Small Details

· C02 – Ornaments and Inscriptions – Medium Details

· C03 – Ornaments and Inscriptions – Large Details

Machine Engraving with Rotary Tool:

· C04 – Ornaments and Inscriptions – Small Details

· C05 – Ornaments and Inscriptions – Medium Details

· C06 – Ornaments and Inscriptions – Large Details

Hand Push Engraving:

· C07 – Ornaments and Inscriptions – Small Details

· C08 – Ornaments and Inscriptions – Medium Details

· C09 – Ornaments and Inscriptions – Large Details

Rotary (Diamond) Machine Engraving:

· C10 – Ornaments – Small Details

· C11 – Ornaments – Medium Details

· C12 – Ornaments – Large Details

Pneumatic Machine Engraving:

· C13 – Ornaments and Inscriptions – Small Details

· C14 – Ornaments and Inscriptions – Medium Details

· C15 – Ornaments and Inscriptions – Large Details

Laser Machine Engraving:

· C16 – Ornaments and Inscriptions – Small Details

· C17 – Ornaments and Inscriptions – Medium Details

· C18 – Ornaments and Inscriptions – Large Details

Milling Machine Engraving:

· C19 – Ornaments and Inscriptions – Small

· C20 – Ornaments and Inscriptions – Medium and Large

 

· C21 – Decorative Repousse and Chasing – Bas-relief Patterns (typically small)

 

· C22 – Volumetric Repousse and Chasing - Items (trays, cups, etc.) or Patterns

 

· D00  – Gem Cutting and Processing

Classic Diamond Cutting:

· D01 –  Round-cut Diamond

· D02 –  Rectangular-cut Diamond

· D03 – Oval-cut Diamond

Fancy Cut Diamond:

· D04 – Round-cut Diamond

· D05 – Rectangular-cut Diamond

· D06 – Oval-cut Diamond

Colored Gemstone Cutting:

· D07 – Round-cut Gemstone

· D08 – Rectangular-cut Gemstone

· D09 – Oval-cut Gemstone

Additional Types of Cuts for Gemstones:

· D10 – Square-cut Gemstone

· D11 – Pear-cut Gemstone

· D12 – Marquise-cut Gemstone

· D13 – Heart-cut Gemstone

· D14 – Triangle-cut Gemstone

· D15 – Baguette-cut Gemstone

· D16 – Cushion-cut Gemstone

· D17 – Trilliant-cut Gemstone

 

· D18– Shaping of Organic Stones

· D19 – Polishing of Organic Stones

· D20 – Shaping Gemstones for Settings

· D21 – Facet Polishing

 

· E00  – Metal Polishing

· E01 – Decorative Polishing – emphasizes patterns, relief, or decorative inserts (stamped, filigree, and relief metal parts), creates contrast

· E02 – Decorative Matte Polishing – Creating contrast between matte (diamond or sandblasted engraving) and glossy parts of the item.

· E03 – High Gloss / Mirror Polish – perfectly smooth and reflective surface

· E04 – Technical Polishing – preparing metal before soldering, plating, removing defects

· E05 – Localized Polishing – polishing individual elements, relief, or grooves

· E06 – Faceted Polishing

 

· F00  – Stone Setting

· F01 – Prong Setting – stone is fixed with metal prongs

· F02 – Channel Setting – stone is fixed in a profile or groove channel

· F03 – Mechanical Setting – bead setting, crimping pins or other metal fasteners

· F04 – Adhesive or Resin Setting – used for organic stones or rare cases

· F05 – Composite / Micropavé – multiple stones set in a complex composition

· F06 – Classic Setting with a Jeweler's Beading Tool

 

· G00  – Quality Control

Visual Inspection:

· G01 – Metal – Small Jewelry

· G02 – Metal – Medium and Large Jewelery

· G03 – Stones – Small Stones

· G04 – Stones – Medium and Large Stones

· G05 – Overall Item Appearance

Linear Dimension Measurement:

· G06 – Metal Thickness

· G07 – Part Length

Diameter Measurement:

· G08 – Rings

· G09 – Pins and Fasteners

Weight Measurement:

· G10 – Metals

· G11 – Stones

Metal Strength:

· G12 – Small Parts

· G13 – Medium and Large Parts

· G14 – Pins and Fasteners

· G15 – Soldered Joints

Plating Thickness:

· G16 – Rhodium Plating

· G17 – Gold Plating

 

· H00  – Repair and Restoration

Ring Resizing:

· H01 – Small Jewelry

· H02 – Medium and Large Jewelry

Ring Polishing:

· H03 – Surface

· H04 – Deep

Bracelet Hinge Replacement:

· H05

Re-soldering Bracelet Links:

· H06 – Small

· H07 – Medium and Large

Clasp Repair:

· H08 – Spring Ring Clasps

· H09 – Magnetic

Fitting :

· H10 – Small clasps – Components

· H11 – Large clasps – Components

Replacement of Damaged Stones:

· H12 – Small

· H13 – Medium and Large

 

· H14 – Adjusting Stones in Settings

 

· Plating Restoration:

· H15 – Rhodium Plating

· H16 – Gold Plating

 

· I00  – Design and Prototyping

Prototyping – Wax:

· I01 – Small Parts

· I02 – Medium and Large Models

Prototyping – Resin:

· I03 – Small Parts

· I04 – Medium and Large Models

Hand Design – Sketches:

· I05 – Simple

· I06 – Medium Complexity

· I07 – Complex

Hand Design – Metal Model/Mock-up Creation:

· I08 – Simple Components or Jewelry

· I09 – Medium Complexity Components or Jewelry

· I10 – Complex Components or Jewelry

3D Modeling – Software:

· I11 – Components

· I12 – Jewelry Components

· I13 – Stones and Inserts

Computer Models – Photorealistic Rendering:

· I14 – Jewelry Models

· I15 – Stones and Inserts

· I16 – Jewelry Compositions

 

· J00  – Chains, Bracelets, Clasps, and Findings

Handmade Work (Chains):

· J01 – Small

· J02 – Medium

· J03 – Large

· J04 – Simple Chain Links

· J05 – Medium Complexity Chain Links

· J06 – Complex Chain Links

Handmade Work (Bracelets):

· J07 – Simple Chain Links

· J08 – Medium Complexity ChainLinks

· J09 – Complex Chain Links

· J10 – Chain Weave Pattern

Handmade Work (Clasps):

· J11 – Pin/Latch

· J12 – Magnetic

· J13 – Spring Ring (Carabiner)

· J14 – Complex Mechanisms

Handmade Work (Decorative Findings):

· J15 – Springs and Rings

· J16 – Pendants and Inserts

· J17 – Small Elements

· J18 – Large Elements

Handmade Work (Connecting Findings):

· J19 – Connecting Elements for Bracelets and Chains

Casting Work (Chains):

· J20 – Small

· J21 – Medium

· J22 – Large

· J23 –Simple Chain Links

· J24 – Medium Complexity Chain Links

· J25 – Complex Chain Links

Casting Work (Bracelets):

· J26 –Simple Chain Links

· J27 – Medium Complexity Chain Links

· J28 – Complex Chain Links

· J30 – Chain Weave Pattern

Casting Work (Clasps):

· J31 – Pin/Latch

· J33 – Magnetic

· J34 – Spring Ring (Carabiner)

· J35 – Complex Mechanisms

Casting Work (Decorative Findings):

· J36 – Springs and Rings

· J37 – Pendants and Inserts

· J38 – Small Elements

· J39 – Large Elements

Casting Work (Connecting Findings):

· J40 – Pins, Jump Rings

· J42 – Connecting Elements for Bracelets and Chains

 

· K00  – Manufacturing, Sales, and Commerce

Jwelry Tools Manufacturing:

· K01 

Jwelry Equipment Manufacturing:

· K02 

Pre-Owned Jwelry Tools and Equipment Sales:

· K03 

Manufacturing of Jewelry Findings or Connecting Elements:

· K04 – Any type of manufacturing

Manufacturing of Jewelry Items:

· K05 – Any type of manufacturing

Jewelry Store Selling Gold Items:

· K06 – Without Precious Inserts – Store.

· K07 – Without Precious Inserts – Online

· K08 – With Precious Inserts – Store

· K09 – With Precious Inserts – Online

Souvenir Sales:

· K10 – Without Precious Stones and Metals – Store

· K11 – Without Precious Stones and Metals – Online

· K12 – Made from Precious Stones and Metals – Store

· K13 – Made from Precious Stones and Metals – Online

Jewelry-Making Materials and Tools Store

Stones:

· K14 – Precious – Store

· K15 – Precious – Online

· K16 – Semi-Precious – Store

· K17 – Semi-Precious – Online

· K18 – Artificial Stones (Glass & Resine) – Store

· K19 – Artificial Stones (Glass & Resine) – Online

Jewelry Tools:

· K20 – Store

· K21 – Online

Equipment:

· K22 – Store

· K23 – Online

Metals and Alloys:

· K24 – Store

· K25 – Online

Solder, Fluxes, Pastes:

· K26 – Store

· K27 – Online

Jewelry Components and Connecting Elements:

· K28 – Store

· K29 – Online

Rotary Tool Burrs/Bits or Replaceable Tools:

· K30 – Store

· K31 – Online

Consumables for Melting, Soldering, and Casting:

· K32 – Store

· K33 – Online

Other Consumable Materials:

· K34 – Store

· K35 – Online

Gift Boxes:

· K36 – Store

· K37 – Online

 

· L00  – Assaying and Metal Refining

 

· Metals

 

Assay/Purity Testing:

· L01 – Au – 14K (585), 18K (750), 24K (999)

· L02 – Ag – 925, 999

· L03 – Pt – 21.6K (900), 22.8K (950), 24K (999)

· L04 – Determination of Au and Ag Alloys by Acid Testing

· L05 – Determination of All Metals and Alloys by Spectroscopic Analysis

· L06 – Issuance of Official Hallmark

· L07 – Maintaining Assay Documentation and Certification

Precious Stones:

· L08 – Partial Inspection

· L09 – Comprehensive Diagnosis with Equipment

· L10 – Maintaining Quality Documentation and Certification

 

· Smelting, Refining of Metals or Alloys

 

Refining/Cleaning:

· L11 – Au – Chemical

· L12 – Au – Electrolytic

· L13 – Ag – Chemical

· L14 – Ag – Electrolytic

· L15 – Pt – Chemical

· L16 – Pt – Electrolytic

Metal Refining:

· L17 – Au – Chemical

· L18 – Au – Electrolytic

· L19 – Ag – Chemical

· L20 – Ag – Electrolytic

· L21 – Pt – Chemical

· L22 – Pt – Electrolytic

Alloy Refining:

· L23 – Au – Chemical

· L24 – Au – Electrolytic

· L25 – Ag – Chemical

· L26 – Ag – Electrolytic

· L27 – Pt – Chemical

· L28 – Pt – Electrolytic

 

· L29 – Preparing Metal for All Types of Casting, Work, and Processing