Closed on Fridays in July and August

We will be open our normal hours Mon.-Thurs. during these months, and giving our staff Fridays off to enjoy summer in Colorado.

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Receive a 30% off discount code for first-time customers when you sign up for our email newsletter. This discount code can only be used one time per customer, only on a first purchase of $40 or more. This discount can not be combined with any other offers, except free shipping on qualifying orders. Be the first to know about new collections and exclusive offers.

From the Mason-Kay Vault

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The Mason-Kay Promise

Our natural jadeite jade jewelry, loose jade stone and jade carvings are free of dyes, polymer-impregnation, and other common treatments. Every piece of Mason-Kay genuine jade jewelry comes with a Certificate of Authenticity, stating that it is guaranteed natural and untreated.

Jeff and Kristina Mason of Mason-Kay Jade

Only Natural Jade since 1976

Mason-Kay Jade is a family-owned business based in Colorado, run by husband-and-wife Jeff and Kris Mason. Jeff is a third generation in the jewelry industry, carrying on the legacy started by his father and uncle.

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Learn About Jade

  • Natural Vs Treated Jade

    Even experts cannot be certain by eye alone whether or not a piece is ‘A’ or ‘B’ jade. So how can one be certain a stone is treated or natural?

    Read more 

  • Colors of Jade

    When most people think of jade, they immediately think green. What so many customers are surprised to learn is that natural jadeite jade is known to come in a wide array of colors.

    Read more 

  • Nephrite Jade Vs Jadeite Jade

    When most people hear the word jade, they think of a green gemstone. But in gemology, jade actually refers to two entirely different gemstones.

    Read more 

The Mason-Kay Blog

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  • Blue Jade Explained

    Blue Jade Explained

    If you’re finding this blog post on your way down the jade rabbit hole, you’ve probably already seen the above chart. Not to toot our own horn, but it’s pretty...

    Blue Jade Explained

    If you’re finding this blog post on your way down the jade rabbit hole, you’ve probably already seen the above chart. Not to toot our own horn, but it’s pretty...

  • Hetian Jade Vs. Nephrite Jade | What’s the Difference?

    Hetian Jade Vs. Nephrite Jade | What’s the Diff...

    As an increasing number of Western customers find their jade from overseas sources through TikTok and Etsy, terminology not commonly heard inside the walls of a local jewelry store continues...

    Hetian Jade Vs. Nephrite Jade | What’s the Diff...

    As an increasing number of Western customers find their jade from overseas sources through TikTok and Etsy, terminology not commonly heard inside the walls of a local jewelry store continues...

  • The Ultimate Guide to Jade Bangle Shopping (Everything You Need to Know)

    The Ultimate Guide to Jade Bangle Shopping (Eve...

    Jade bangles are having a moment right now, as customers in the U.S. are discovering and appreciating the beauty of Chinese jewelry traditions and symbolism.  You may be seeing the...

    The Ultimate Guide to Jade Bangle Shopping (Eve...

    Jade bangles are having a moment right now, as customers in the U.S. are discovering and appreciating the beauty of Chinese jewelry traditions and symbolism.  You may be seeing the...

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