AGTA Gem Industry Guide

The American Gem Trade Association (AGTA) and its Members are dedicated to maintaining the highest ethical standards in the gemstone and jewelry industry. For more details about the importance of shopping with an AGTA Member, please visit Add More Color To Your Life.


Auction Market Resource Thousands of jewelry items sold at auctions around the world. A resource for antique to contemporary jewelry sales data - final prices, color pictures & full gemological details. Make an informed decision whether you are buying, selling, or appraising.		Cosmos Gems, LLC Cosmos Gems, established in 1992 is a leading Manufacturer, Exporter and Importer of Precious and Semi-Precious Stones.
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Business Supplies

- Appraisal Forms

- Assaying Supplies

- Computer Hardware / Software

- Counterfeit Bill Detectors

- Credit Forms / Applications

- Gift Certificates

- Salesman Sample Cases

Chemicals / Materials

- Acids / Chemicals

- Cleaning Fluids / Solutions

- Coatings / Colors

- Metal - Aluminum

- Metal - Brass

- Metal - Copper

- Metal - Nickel

- Metal - Steel

- Metal - Titanium

- Nuggets - Raw

- Plating Solutions

- Soldering Flux

Displays / Packaging

- Acrylic Boxes

- Coin Mountings

- Custom Displays

- Flags / Banners

- Floral Accessories

- Gift Wrap / Ribbons / Tissue

- Jewelry Cases / Rolls / Folds

- Silverware Chests

- Store Fixtures / Fronts

Equipment / Machines

- Cleaning Machines - Steam

- Cleaning Machines - Ultrasonic

Equipment / Machines (Continued)

- Ear Piercing Equipment

- Engraving Machines

- Faceting Equipment

- Gold Reclaiming Systems

- Jewelers Benches

- Jewelers Cameras

- Lapidary Equipment

- Polishing Wheels

- Testing Equipment

- Welding Machines

- Agate - Drusy

- Blue Tourmaline

- Brazilian Emerald

- Broken Diamonds

- Chrome Diopside

- Colombian Emerald

- Color Change Garnet

- Created Stones

(more Gemstones)

Precious Metals

- Aquamarine Jewelry

- Black Opal Jewelry

- Blue Zircon Jewelry

- Chain Watches

PRODUCT SHOWCASE

LUSCIOUS EMERALDS in Single Stones, Pairs, Layouts and Diamond cut Melee

LUSCIOUS EMERALDS in Single Stones, Pairs, Layouts and Diamond cut Melee

Imagine the effect of a rich blue/green gem changing to a deep raspberry red that’s the dramatic appeal of rare Brazilian Alexandrite. It’s like getting two stones for the price of one, and what could... More

14k Diamond Cut Spiga Chain

14k Diamond Cut Spiga Chain

Adjustable length 14k diamond cut spiga chain, available in white & yellow 16" - 24" More

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Jewelry (Continued)

- Children's Jewelry

- Citrine Rings

- Citron Jewelry

- Cluster Pins / Rings

- Colored Stone

- Cubic Zirconia

- Cuff Bracelets

- Custom Designs

- Garnet Jewelry

- High End Jewelry

- Intaglio Jewelry

- Masonic Rings

- Men's Jewelry

Jewelry (Continued)

Gifts / Accessories

- Awards / Trophies

- Cigarette / Cigar Accessories

- Dinnerware / Flatware

- Figurines / Sculptures

- Flocked Materials

- Pens / Pencils

- Perfume Bottles

Products / Services

- Accounting Systems

- Advertising / Marketing Services

- Casting Services

- Certification

- Computer Design / Drafting

- Computer Engraving

- Cultured Pearls

- Diamond Identification

- Equipment / Tools / Supplies

- Financial Services

- Foreign Marketing Consultants

- Hollowware / Tableware

- Insurance - Display / Packaging

- Jewelry Contractors

- Jewelry Manufacturers

- Jewelry Related Services

- Jewelry Repair

- Jewelry Schools / Education

- Laboratory Testing / Services

- Laser Inscription

(more Products / Services)

Specialty Jewelry

- Antique Diamond

- Birthstone Rings

- Crowns / Tiaras

Specialty Jewelry (Continued)

- Culinary Jewelry

- Estate / Period / Antique

- Exclusive / Limited

- I.D. / Monogram

- Mandarin Garnet Rings

- Men's Solid Back Rings

- Mother's Ring

- One Of A Kind

- School / College

- Sea Life Jewelry

- Signed Jewelry

- Sterling Silver

Supplies - Jewelers

- Anodizing Supplies

- Calipers / Gauges

- Casting Supplies

- Cleaning Cloth

- Clock Hands / Parts

- Diamond Supplies

- Drilling Supplies

- Electroplating Services

- Engraving Tools

- Files / Rifflers

- Grinding Supplies

- Hammers / Mallets

- Loupes / Magnifiers

- Melting Supplies

- Polishing Supplies

(more Supplies - Jewelers)