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Discover one-of-a-kind loose gemstones, carefully selected and precision cut for collectors, jewelers, and custom jewelry designs.
At Prestigious Gemstone Associates, every stone is chosen for its beauty, brilliance, and individuality. We specialize in natural loose gemstones that are ideal for custom jewelry, collectors, and anyone looking for something truly unique.
Many of our stones are hand-cut with care, giving each gemstone its own character, sparkle, and one-of-a-kind finish.
Premium gemstones backed by honest service and a satisfaction guarantee.
14-day money-back guarantee
Store credit options after 14 days
Secure checkout
Fast, reliable shipping in the USA
Natural, hand-cut gemstones

Looking for something truly special—like a precision-cut gemstone or a stunning sapphire? Explore our collection of natural loose gemstones, carefully selected for custom jewelry and collectors. If you need guidance, our team is here to help you find the perfect hand-cut stone from our North Carolina collection.
537 Main Street, Blowing Rock, NC 28605
Mon | 10:00 am – 05:00 pm | |
Tue | 10:00 am – 05:00 pm | |
Wed | 10:00 am – 05:00 pm | |
Thu | 10:00 am – 05:00 pm | |
Fri | 10:00 am – 05:00 pm | |
Sat | 10:00 am – 05:00 pm | |
Sun | Closed |
Closed Thanksgiving, Christmas Eve, and Christmas Day.
Prestigious Gemstone Associates by McCoy Minerals,
537 Main Street, #584, Blowing Rock, NC,28605
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