Invest in jewelry that you believe in
We believe that people and the environment are more valuable than any gem. That’s why Thesis seeks sources that are committed to ethical treatment of workers and the land. And we donate 1% of our gross sales to organizations fighting to conserve and defend our planet. That's our thesis. Guaranteed forever.
Make it your own
the·sis | a statement or theory that is put forward as a premise to be maintained or proved
Reinvent Traditional Jewelry with Unique Gemstone Cuts
Posted by Catherine Claus on
Uncommon gem styles are gaining popularity as collectors seek to express themselves in more diverse and creative ways.
The Beguiling Beauty of Multicolor Gems
Posted by Catherine Claus on
The term pleochroism comes from the Greek words "pleo," meaning many, and "chros," meaning color. These enigmatic stones are the chameleons of the mineral world and can display prominent shifts in color when viewed from different directions.
What Determines the Value of a Colored Gemstone?
Posted by Catherine Claus on
The true worth of a gemstone can only be measured by its owner. Even a humble stone can hold priceless value when it carries memories and meaning. And when you think of gems as snapshots of ancient geological history, each and every one is precious. But alas, appraisers must assign a value, or price per carat, to each gemstone. To determine the monetary worth of an emerald, ruby, or sapphire, multiple factors are considered.
Emerald by Day, Ruby by Night: Color-Shifting Alexandrite
Posted by Catherine Claus on
Shifting from striking blue-green in sunlight to soft purplish-red under artificial light, the outstanding alexandrite is a gemstone like no other.
Let jewelry symbolize something powerful for you- and wear it every day
We wish you a year of love- not only for others but also for yourself. Express gratitude for what you've learned. We invite you to celebrate your failures as opportunities for growth, and to honor your understanding. Choose jewelry for yourself this year.
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Thesis Gems and Jewelry
