We get this question more than any other, and we understand why. Turquoise is the one stone almost everybody recognizes and almost nobody can price. You inherit a cuff from an aunt, or you find a squash blossom at an estate sale, and the honest first reaction is: is this a treasure or is this costume jewelry? Please understand before we go any further that we do not sell Native American jewelry. We collect it for our family museum and to help preserve the artifacts of a fascinating culture. That means we have no interest in talking your piece up or talking it down. We only want you to understand what you have.
So let us weigh the factors, one by one, in roughly the order that matters.
Why Turquoise Prices Vary So Wildly
Most gemstones are graded on a fairly tight set of rules. Turquoise is not like that. It is a soft, porous, wildly variable stone that comes out of the ground in every quality from gem-hard to something with the consistency of dry chalk. Two stones of the same size and nearly the same color can come from different mines, be treated in completely different ways, and sit at opposite ends of the market.
On top of that, you are almost never buying turquoise on its own. You are buying a piece of jewelry, which means the silverwork, the maker and the age all fold into the number too. A magnificent stone in clumsy modern silver is worth far less than the same stone in the hands of a fine Navajo silversmith. This is why a straight answer to “what is turquoise worth per carat” does not really exist, and anyone who gives you one quickly is guessing.
Natural, Stabilized or Reconstituted – The Biggest Question of All
If you only learn one thing from this article, learn this one. Nothing else moves the number as much as how the stone was treated. Roughly speaking, only a small share of the turquoise mined worldwide is hard enough to be cut and set with no treatment at all. The rest gets help.
Natural Turquoise
Cut and polished, nothing else. No resin, no dye, no filler. It is hard enough to take a polish on its own merits, and it will darken and change slightly over decades of wear, which collectors consider a feature rather than a fault. This is the material that carries real value, and the gap between it and everything below is enormous.
Stabilized Turquoise
Softer, chalkier stone impregnated with clear resin under pressure so it can be cut without crumbling. It is genuine turquoise and there is nothing dishonest about it. A very large share of the jewelry made over the last fifty years uses it, including plenty of beautiful work by respected silversmiths. But it is worth a fraction of comparable natural stone, and it will not change with age the way natural does.
Reconstituted, Block and Imitation
Reconstituted means turquoise dust and chips ground up, mixed with resin and pressed into a solid mass to be cut like stone. “Block” is not turquoise at all, it is dyed plastic. Both turn up in tourist pieces, and both are worth essentially nothing as material. The tell is often an unnaturally even color and a matrix pattern that looks printed rather than grown.
You cannot always tell these apart by eye, and we would gently warn you against the home tests circulating online. The hot-needle test damages real stone as readily as fake, and once you have burned a pit into a natural cabochon you have destroyed part of what you were trying to value.
Hardness, Color and Matrix
Within natural turquoise, hardness is the quality everyone in the trade talks about first. Harder stone takes a brighter, glassier polish and holds it. Softer stone looks flat and slightly waxy, and over time it absorbs oils from skin and darkens unevenly.
Color is the next lever, and it is more a matter of intensity and evenness than of any one shade. Deep, saturated blue is the traditional benchmark, but strong greens and blue-greens have their own devoted following and can price very well when the color is rich and consistent. What hurts value is a washed-out, pale, uneven look.
Then there is matrix, the web of host rock running through the stone. Matrix is not damage. In the right form it is the single most desirable thing about a stone. A fine spiderweb of tight, even lines across a hard, saturated cabochon is exactly what serious collectors chase. Broad blotchy patches of dull host rock are much less interesting. Same feature, opposite effect, depending entirely on how it grew.
Matrix is not a flaw in the stone. On the right piece it is the reason for the price.
The Mine Matters, and It Matters a Lot
American turquoise is usually discussed by the mine it came from, because different deposits produce recognizably different material. Collectors pay real premiums for stone from particular sources: Lander Blue, Bisbee, Number Eight, Lone Mountain, Morenci, Royston, Kingman, the historic Cerrillos deposits in New Mexico, and the clean sky-blue Sleeping Beauty material from Arizona, whose mine stopped producing turquoise years ago and whose stone has climbed steadily ever since.
Two honest cautions here. First, mine attribution is genuinely difficult, and even experienced people disagree about stones. Unless a piece has documentation, an attribution is an informed opinion rather than a fact. Second, precisely because those names carry premiums, they get attached to stone that never came near those mines. Treat a confident mine claim with no provenance behind it as marketing, not information.
The Silver Around the Stone
We said earlier that you are buying jewelry, not a gemstone, and this is where that becomes obvious. Look at how the piece is made. Was the silver hand-hammered from ingot, or cut from commercial sheet? Are the bezels tight and even? Is the stamp-work crisp and deliberate, or shallow and repetitive? Is there hand-filing and honest solder, or the smooth sameness of casting?
Tribal style tells you a great deal as well, and the three best-known traditions are quite distinct. Navajo work tends toward substantial silver and bold single stones or generous clusters. Zuni silversmiths are celebrated for extraordinarily fine lapidary, including petit point, needlepoint and precise channel inlay, where the value sits in dozens of perfectly matched small stones rather than one large one. Hopi work is dominated by the overlay technique, where the interest is in the silver itself and stones often play a smaller part or none at all. Among the Pueblo people, Santo Domingo artists are known above all for heishi, strands of hand-rolled beads whose value lies in the evenness and fineness of the cut.
None of these is worth more than the others as a category. But knowing which tradition you are looking at is a large part of knowing what is in front of you, and it changes which details you should be examining.
Age, Condition and the Maker
Older is not automatically better, but genuinely early work, made before the market turned toward tourists, is scarce and sought after. The trouble is that it usually carries no signature, because marking work only became common practice around the middle of the last century. On an early piece, attribution comes from construction rather than from a stamp.
Where a mark does exist, it can transform the value, because a documented silversmith with a following prices completely differently from an anonymous piece of the same quality. Matching a mark to a maker properly is a discipline of its own, and it is easy to get wrong.
Condition, finally, is where we see the most avoidable damage. Cracked or replaced stones, re-soldered shanks, stretched cuffs and over-polishing all cost money. Please do not clean an old piece before it is looked at. That soft dark patina in the recesses of the stamp-work took decades to form, it is part of what tells an appraiser the piece is old, and a dip in silver cleaner removes it in seconds and does not come back.
Before You Do Anything to the Piece
Do not polish it, do not clean the stones, do not test it with heat, and do not try to tighten a loose setting yourself. Every one of those is a common way that people reduce the value of something they were hoping to sell.
Photograph it instead, the front, the back and the marks, in bright indirect daylight, and get an opinion first.
So What Is Your Turquoise Actually Worth?
Work through it honestly. Is the stone natural or treated? Is it hard and saturated, or pale and chalky? Is the matrix a fine web or a dull patch? Is the silver hand-worked or commercial? Is there a mark, and is the piece old? Answer those and you will know roughly which end of the range you are in, which is far more than most people start with.
What you will not get from any article is a number, and we would rather say so plainly than pretend otherwise. If you want to see how these factors play out across real pieces, our archive of Navajo jewelry evaluations is the most useful thing on this site, showing the same stone in different hands, priced differently, with the reasons visible.
If You Are Thinking of Selling
Take an hour on identification before you take an offer. We see people accept a fraction of what a piece is worth simply because they did not know what they had, and it is a genuinely painful thing to watch.
Our guide to selling Native American jewelry covers where to go and where not to. If you are on the other side and building a collection, buying Native American jewelry covers the same ground in reverse.