Montana Sapphires

The largest source of mine direct Montana Sapphires.

Newest Montana Sapphires

A ring as unique as you.

Create your dream ring

Read what our customers are saying


I just wanted to express my heartfelt thanks for the incredible service during my engagement ring exchange. Your hassle-free process and attentive online support made everything so smooth. I'm absolutely in love with my new ring! Here are a few snapshots I’ve made with my iPhone. No camera… more

- Michelle


I have purchased two rings through Earth's Treasury, and both experiences were exceptional. The rings in person exactly match the pictures, so if you love the design on the website, you will love the design in person. It was my first time purchasing more custom jewelry, and they… more

- Cameron


Huge thanks to everyone on the Earth's treasury team! They were incredibly responsive, knowledgeable and collaborative in building out the perfect ring for my fiancée. Couldn't recommend them more! more

- James


We worked with Lauryn and Julia on custom rings. They were kind and patient as we worked through the design process. We received our rings today and absolutely love them. The craftsmanship is top notch and they’re exactly what we wanted. I would absolutely do business again with… more

- Diana


I had a wonderful experience purchasing a Montana sapphire from Earth’s Treasury. They have a far wider selection of gems than other vendors I considered. I had actually purchased a gem from another jeweler, and I returned it when I discovered the options available at Earth’s Treasury. They… more

- Erin


I want to thank Jeffrey and everyone at the earth treasury team for making my engagement ring dreams a reality!! The ring is beyond perfect and I am so incredibly happy!! They were there for me and my fiancé every step of the way!! If you were on… more

- Alyssa


Found this store through the Reddit community. Learned about sapphires through their various resources online. Ordered and received a beautiful gem in the mail 3 days later (fast!!) with documentation. Will come back to shop again. more

- Aileen


Love my stud earrings! I asked multiple questions and every question was answered in details by Jeff. Great customer service too! more

- Tetiana


Born and raised in Montana, I was on the hunt for the perfect purple MT sapphire for my engagement ring. I was referred to Earth's Treasury by 2 separate jewelers so I diligently stalked their website for months and asked for videos of MANY different Montana sapphires that… more

- Emily