210 Jewelry Archive
A comprehensive database of gemstones, historical eras, and intricate craftsmanship.
Universal Glossary
521 entries-
Gem Treatments & Enhancements
Plumbago
Explore common gemstone treatments like heating, irradiation, filling, and dyeing. Learn how they affect value, durability, and what buyers need to know.
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Gem Treatments & Enhancements
Polymer Impregnation
Learn about polymer impregnation for gemstones: how it works, its pros and cons, care tips, and what buyers need to know.
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Diamond Cuts & Gem Shapes
Pompador
Discover the Pompador cut, a unique modified brilliant gemstone shape named after the Marquise de Pompadour. Learn about its features, history, and how to buy.
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Chains & Clasps
Popcorn Chain
Discover the unique popcorn chain: learn about its textured design, how it's made, buying guide, care tips, and pros & cons. Perfect for statement jewelry.
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Diamond Cuts & Gem Shapes
Portuguese Cut
Discover the intricate Portuguese cut, known for its dazzling brilliance and unique faceting. Learn about its features, history, and how to buy the perfect gemstone.
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Jewelry Styles & Eras
Pre-Columbian
Explore Pre-Columbian jewelry: discover the artistry, materials (gold, jade, silver), techniques, and cultural significance of ancient American adornments.
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Jewelry Styles & Eras
Pre-Raphaelite
Explore the Pre-Raphaelite jewelry style: its definition, key features like naturalistic motifs and symbolism, origins, and how to identify these artistic, handcrafted pieces.
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Jewelry Styles & Eras
Pre-Raphaussmann
Explore Pre-Haussmannian jewelry from Neoclassical to Romantic eras. Discover key features, materials, craftsmanship, and how to buy authentic French antique pieces.
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Jewelry Certification & Valuation
Precious Metals Assay
Learn about precious metals assay, the process of determining the purity and fineness of gold, silver, platinum, and palladium. Understand its importance for value, authenticity, and buying decisions.
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Diamond Cuts & Gem Shapes
Princess Brilliant Cut-
Discover the Princess cut diamond: its features, brilliance, history, and a comprehensive buying guide. Learn about its value, care, pros & cons.
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Diamond Cuts & Gem Shapes
Princess Cut
Discover the Princess cut diamond: learn its features, history, how it's made, and get a buying guide for this popular square shape.
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Ring Settings & Mountings
Prong Setting
Explore the prong setting, a classic jewelry technique that maximizes gemstone brilliance and sparkle. Learn about its types, care, pros, and cons.
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Gemstones
Quartz
Explore the diverse world of quartz gemstones used in jewelry, from amethyst and citrine to agate and jasper. Learn about their features, value, and buying tips.
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Jewelry Certification & Valuation
RJC Certification
Understand RJC Certification, the standards, and its importance for ethical sourcing, responsible business practices, and consumer trust in the jewelry industry.
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Diamond Cuts & Gem Shapes
Radiant Cut
Explore the Radiant cut diamond: its unique features, history, how it's made, buying guide, pros and cons, and value factors.
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Gem Treatments & Enhancements
Radiation
Learn about radiation treatment in gemstones: how it works, common gems treated (diamonds, topaz), pros & cons, value, and buying tips.
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Gem Treatments & Enhancements
Radiation Treatment
Learn about radiation treatment in gemstones: how it enhances color, its history, types, value impact, care, and what buyers need to know.
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Gem Treatments & Enhancements
Recrystallization
Learn about recrystallization in gemstones, a heat treatment process that improves color and clarity, its value, care, and what buyers need to know.
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Jewelry Styles & Eras
Regency
Discover the refined beauty of Regency jewelry. Explore key features, history, motifs like cameos & garnets, and how to identify this elegant style.
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Jewelry Styles & Eras
Renaissance
Explore the opulent world of Renaissance jewelry, its key features, historical context, intricate craftsmanship, and iconic designs from the 14th to 17th centuries.