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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May Birthstone: oval green emerald, cushion green emerald, pear green emerald and emerald green emerald Birthstones
Sapphire Row

May Birthstone: A Buyer's Guide to Emerald

Emerald, the May birthstone: fine green color, why inclusions are expected, how it is treated, and how to wear and care for it.

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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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Green Gemstones: green emerald, green tsavorite garnet, green tourmaline and green peridot on a white card over a soft green page Color Guides
Sapphire Row

Green Gemstones: A Buyer's Guide to Choosing the Right Green

Emerald, tsavorite, demantoid, green sapphire, tourmaline and peridot: what makes each green and how to choose the right one.

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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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Gemstone Clarity Explained: emerald-cut green emerald, blue tanzanite, blue sapphire and rubellite tourmaline beside the word Clarity on navy Buying Basics
Sapphire Row

Gemstone Clarity Explained: Which Inclusions Matter and Which Don't

Which inclusions are normal in which gemstones, what eye-clean really means, and when an inclusion is a sign of origin, not a flaw.

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Emeralds as Investments: green emerald from Zambia in a white circle on navy Investing
Sapphire Row

Emeralds as Investments: The Complete Guide to Value, Rarity, and Long-Term Growth

What makes an emerald investment grade: color, clarity, origin, treatment and paperwork, plus the risks to weigh before you buy.

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Gemstone Resilience: blue sapphire, red ruby, green emerald and pink tourmaline stepped from hardest to softest Buying Basics
Sapphire Row

Gemstone Resilience: A Complete Guide to Durability, Hardness, and Care

How hardness, toughness and stability decide which gemstones wear well every day, and how to clean and store them so they last.

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