Knowledge & Insights

Cobalt blue spinel—often nicknamed “peacock blue”—is the connoisseur’s blue: poised, vivid, and quietly luminous. This collector-focused guide explains what defines the color, why it’s prized, and how to evaluate a stone with confidence when commissioning a bespoke, heirloom-quality jewel.

Custom engagement rings with birthstones offer collectors and couples a rare fusion of luxury and meaning. From symbolism and provenance to personalized design, Caram guides you in crafting heirloom jewels that embody love, identity, and enduring value.

From emeralds to alexandrite, rare gemstones embody both beauty and legacy. Discover Caram’s guide to ranking gemstones by rarity and value — and learn how collectors identify heirloom gems that endure as both treasures and investments.

Many buyers — and even seasoned dealers — misunderstand what color stability classifications mean, especially the often-misread Type 3a. In reality, a Type 3a Padparadscha sapphire may improve in color when exposed to UV light, making it a hidden advantage rather than a risk. In this article, we break down the GRS types, explain why “discharged” and “charged” states matter, and show how a trusted advisor can help you navigate gemstone reports with confidence.

Insights into the rare gemstone factors that elevate these treasures beyond mere adornment.

Why gemstone terminology matters: how a single word can change value, trust, and perception — and why expert guidance is more vital than ever.

In this article, we’ll take a journey exploring gemstone mines through some of the world’s most famous gemstone regions.

Unveiling the Secrets to Building a High-End Jewelry Collection That Reflects Your Personal Style and Taste!

Are you ready to add some sparkle to your jewelry collection in 2023? As we head into the new year, luxury jewelry trends are already starting to emerge. From ethical gemstone sourcing to unique designs, we have rounded up the top 10 luxury jewelry trends for 2023.