The Importance of Diamond Symmetry: What It Is and Why It Matters
Symmetry plays a key role in a diamond’s sparkle and overall beauty. In this guide, learn what symmetry really means, how it affects brilliance, and why it’s worth considering when...
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Our Education Center
Empowering You to Shop Smarter, Shine Brighter.
At Tang&Co, we believe knowledge is as valuable as the jewelry you wear.
Discover everything you need to know about Diamonds, Moissanite, and Engagement Rings — so you can make confident, informed choices and get the most brilliance for your budget.
Explore, learn, and find your perfect forever piece with us.
Diamonds Explained: From Origin to Sparkle
The Art of Diamond Sparkle: Brilliance, Fire, and Scintillation
Learn what truly makes a diamond sparkle — brilliance, fire, and scintillation — and how factors like cut and clarity influence the light, color, and life within your stone. Discover...
Understanding Diamond Anatomy: How Every Detail Shapes Brilliance
Discover the eight key parts of a diamond and how each one affects brilliance, size, and sparkle. This guide will help you look beyond the 4Cs and understand what truly...
Natural Diamonds: History, Beauty, and Value Explained
Formed over billions of years deep beneath the Earth's surface, natural diamonds are rare treasures celebrated for their beauty, history, and enduring value. Discover how they’re created, why they remain...
Why Lab-Created Diamonds Are Changing the Jewelry World
Discover why lab-created diamonds are identical to natural ones in brilliance, beauty, and durability — while offering a more affordable, ethical, and eco-friendly option. Learn how lab diamonds are made,...
The Ultimate Guide to Diamond Cut: Why It Matters Most
A diamond’s cut determines its brilliance, beauty, and value more than any other factor. Discover how cut quality impacts sparkle, proportions, and light performance — and learn how to choose...
Diamond Color Explained: What You Should Know Before You Buy
Not all “colorless” diamonds are created equal — and not all tints are bad. Learn how to choose the right diamond color based on cut, setting, and style to maximize...
Everything You Need to Know About Carat Weight
Carat weight doesn’t mean diamond size — and understanding the difference can help you get a bigger-looking stone for less. In this guide, Tang & Co. explains how carat weight...
The Ultimate Guide to Diamond Shapes: Find Your Perfect Sparkle
Choosing the perfect diamond starts with the perfect shape.In this guide, explore the most popular diamond cuts — from timeless rounds and romantic hearts to modern ovals and sophisticated Asscher...
Understanding Diamond Clarity: The Art of Inner Beauty
Clarity plays a key role in a diamond’s value — but not all imperfections are visible to the eye. This guide breaks down the GIA clarity scale, explains what “eye-clean”...
The Ultimate Guide to Engagement Rings
Ring Metals 101: Choosing the Right Metal for Your Forever Piece
From yellow gold to platinum, explore the pros, aesthetics, and durability of each precious metal. Learn how to choose the perfect metal for your ring based on your style, lifestyle,...
Halo Engagement Rings: Where Romance Meets Radiance
Captivating, timeless, and brilliantly bold, halo engagement rings are a beloved choice for modern romantics. By surrounding the center stone with a frame of shimmering diamonds or gemstones, the halo...
Three-Stone Engagement Rings: A Trilogy of Love, Style, and Meaning
Explore the timeless beauty and deep symbolism behind three-stone rings — representing your past, present, and future together. This guide covers design tips, diamond combinations, and why this meaningful style...
Pavé Engagement Rings: A Dazzling Celebration of Detail
Discover the brilliance of pavé-style rings — where rows of tiny diamonds add unmatched sparkle and elevate your center stone. Learn about pavé types, pros and cons, care tips, and...
Why Solitaire Engagement Rings Never Go Out of Style
From Ancient Rome to modern proposals, solitaire rings have remained a symbol of everlasting love. In this guide, explore the history, design styles, and expert tips for choosing the perfect...
Engagement Ring Glossary: Know Every Sparkling Detail
From prongs to pavé, this glossary breaks down every part of an engagement ring — so you can choose or customize your perfect piece with clarity and confidence. Learn the...
Moissanite 101: What It Is and Why It's So Popular
The Complete Guide to Moissanite Colors
Explore the beauty and brilliance of moissanite in all its shades — from icy white to vivid fancy hues. Learn how moissanite color is graded, how it affects value, and...
The Complete Guide to Moissanite
Discover why moissanite is the perfect diamond alternative — offering stunning sparkle, incredible durability, and eco-friendly elegance at a fraction of the price. Learn what makes this lab-grown gem so...