Gemstone Journal

Gemstone knowledge from the source: sourcing insights, care guides, and buying advice to help you choose jewelry and stones with confidence.

Morganite gemstones from the Sapphire Row morganite collection
Gem Guides
Sapphire Row

Morganite Gemstone: A Buyer's Guide to Color and Care

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Anniversary Gemstones by Year: blue sapphire, red ruby, emerald-cut green emerald and diamond in white circles on navy Jewelry and Gifts
Sapphire Row

Anniversary Gemstones by Year: A Buyer's Guide to Choosing the Right Stone

The full list of anniversary gemstones by year, from sapphire at 5 to emerald at 20, and which ones stand up to daily wear.

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Red Gemstones: red ruby, vivid red spinel, rubellite tourmaline and purple rhodolite garnet on a white card over a soft red page Color Guides
Sapphire Row

Red Gemstones: A Buyer’s Guide to Choosing the Right Red

Ruby, red spinel, garnet and rubellite all read as red but wear and price differently. How to choose the right red for you.

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Gemstone Origin: blue sapphire from Sri Lanka, red ruby from Mozambique and green emerald from Zambia in white circles on navy Buying Basics
Sapphire Row

Gemstone Origin: Why Where a Stone Was Mined Changes Its Value

How Burma, Mozambique, Kashmir, Colombia and Zambia shape a gemstone's value, how labs decide origin, and when it should matter to you.

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The Investment Case for Rare Rubies: 1.87 ct red ruby in a white circle on navy Investing
Sapphire Row

The Investment Case for Rare Rubies: Color, Clarity, and Provenance

How color, clarity, size, origin and treatment shape a ruby's long-term value, and how to buy an investment ruby with care.

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Ruby Sourcing: oval red ruby in a white circle Gem Guides
Gil Golan

Ruby Sourcing: Everything You Need to Know

Where rubies come from, what sets their color and value, and how origin, treatment and lab reports shape a confident ruby purchase.

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