Understanding12 min read
The cushion is one of the two standard cuts for Ceylon sapphire, with the oval, but a standard lab report does not grade its cut. Here is how the shape developed, what the outline and faceting options are, and the proportions to check before trusting one.
Buying Guides11 min read
Why does one Ceylon sapphire cost three times as much per carat as another of the same colour? Here is how colour, treatment, carat weight, clarity, cut and lab reports stack up to set the price, with a checklist for testing any quote.
Understanding11 min read
The six natural colorless stones worth knowing, plus moonstone's milky cousins, compared on hardness, fire, durability, treatment and price.
Buying Guides11 min read
A founder's step-by-step framework for buying a natural Ceylon sapphire in any colour: what to decide first, how to judge a stone on video, which lab reports matter and when a certificate is worth paying for.
Understanding8 min read
One padparadscha can look pink under one bulb and salmon in north daylight. This guide covers the chemistry behind that shift, how it differs from true colour change and from fading, and how to check a stone in every light before buying.
Understanding11 min read
A side-by-side look at white sapphire and diamond on sparkle, hardness, daily wear, price per carat and identification. It includes what Sri Lankan cutters do to make white sapphire brighter, and an honest view of when a diamond is the better buy.
Buying Guides12 min read
A dealer's five-factor checklist for judging any Ceylon sapphire: colour, clarity, cut, origin and treatment. Each factor comes with a Sri Lankan benchmark and the red flags to check on any listing or certificate.
Specialty Stones8 min read
Russian alexandrite built the reputation, but Sri Lankan chrysoberyl now carries much of the market. Here is how the two compare, and why a full carat is the number that matters.
Buying Guides7 min read
Buying a loose green sapphire means judging the stone on its own terms before it disappears into a setting. Here is what to check and where genuine unheated Ceylon material comes from.
Buying Guides7 min read
A practical guide to sourcing genuine Sri Lanka sapphires: where to buy, what paperwork to demand, and why buying loose from an origin brand beats layers of resale markup.
Ethics & Sourcing7 min read
A trust-and-provenance guide to picking a gemstone dealer without getting burned, from certification and return policy to how deep the supply chain actually runs.
Understanding8 min read
A clear-eyed look at the diamond alternatives buyers actually consider, and why a natural Ceylon white sapphire earns its place over disposable simulants.
Buying Guides9 min read
A working guide to building a colored gemstone collection with staying power, from balancing color and origin to why documentation compounds and unheated Ceylon material anchors the whole thing.
Buying Guides7 min read
Peach Ceylon sapphire is the soft, warm hue quietly taking over romantic engagement rings. Here is how to read tone, undertone, and value before you commission one.
Specialty Stones5 min read
Royal blue is the deep, saturated end of the Ceylon blue spectrum. This guide defines the grade, explains the tone and saturation that drive its premium, and shows how Crestonne separates true royal blue from over-dark stones.
Specialty Stones8 min read
A buyer's map of pink sapphire from soft peach to hot pink, with where the padparadscha line falls and what actually moves the price.
Specialty Stones7 min read
Natural white sapphire is a colorless Ceylon stone that reads as a durable, honest alternative to diamond and moissanite. This guide covers how it compares, what treatment means, and what to expect from rough to cut.
Understanding7 min read
Sapphire is not just blue. Ceylon corundum spans nearly every color of the spectrum, and understanding those hues is the key to buying well.
Understanding7 min read
A dealer's checklist for separating a genuine natural blue sapphire from synthetics, diffusion-treated stones, and glass-filled composites, and knowing what "natural" should actually guarantee at your price point.
Buying Guides8 min read
A practical, spec-first guide to buying a natural blue sapphire: the five things that actually move the price, and how to read them before you commit.
Understanding9 min read
Blue sapphire is corundum coloured by trace iron and titanium, and Ceylon origin defines the benchmark blue. Here's how colour, clarity and origin actually shape what a stone is worth.
Buying Guides10 min read
Oval and cushion lead 2026 demand, but the best sapphire cut is the one that shows your stone's colour at its best. A shape-by-shape guide to face-up size, colour retention, price, and the difference between a native cut and a precision recut.
Buying Guides9 min read
Bezel, prong, or halo? The best setting for a sapphire engagement ring is the one that matches how you live, not the one that photographs best. Here is how the settings compare, which metals flatter which colours, and what holds up to everyday wear.
Buying Guides9 min read
Buy the stone first, the ring second. A loose sapphire has nowhere to hide, which is exactly why it is the smarter way to build an engagement ring. Here is how to inspect, set, and size one, and what it saves against retail.
Buying Guides10 min read
A custom sapphire engagement ring usually costs less than its retail equivalent, not more. Here is the four-stage commission process, a realistic cost breakdown, and the timeline to plan backwards from a proposal date.
Understanding10 min read
Lab-grown and natural Ceylon sapphires share the same chemistry, hardness, and sparkle, but not the same inclusions, price, or resale value. Here is how synthetic corundum is grown, how to tell it from a natural stone, and which one is the right buy for you.
Buying Guides11 min read
Teal sapphires sit between blue and green, the colour of deep water, and most are sold unheated. Here is how to judge the blue-to-green ratio, weigh Ceylon against Montana and Australian stones, and choose the setting, metal, and certification for a teal sapphire engagement ring.
Buying Guides10 min read
Sapphires can be an asset class, but only a narrow slice of the market actually appreciates. Here is what holds value over time, what does not, and how to approach a sapphire investment without getting burned by the trade's worst habits.
Specialty Stones10 min read
September's birthstone is sapphire, but sapphire is not only blue. Fancy sapphires in yellow, pink, violet, and green, parti-coloured sapphires that split between two hues, and rare non-corundum Sri Lankan stones all qualify. Here is how to pick the right one.
Specialty Stones10 min read
Ceylon zircon is a natural gemstone, completely different from synthetic cubic zirconia. Sri Lanka, especially Matara, has supplied colourless 'Matura diamond' zircon and bright blue zircon for centuries. Here is what Ceylon material is, what it costs, and how to buy it.
Specialty Stones8 min read
Sri Lankan garnet covers four serious varieties: honey-toned hessonite (gomed), raspberry rhodolite, deep almandine, and warm pyrope-almandine. Here is what Ceylon material is really worth and how to tell it apart from African production.
Specialty Stones10 min read
Sri Lankan tourmaline runs across olive green, honey brown, golden yellow, and rare chrome and rubellite material, all at 70 to 90 percent below Ceylon sapphire pricing. Here is what is actually worth collecting from Ratnapura's pegmatite gravels.
Journal9 min read
Yellow Ceylon sapphire runs cleaner than any other yellow sapphire on earth, prices below blue Ceylon at every weight, and carries deep meaning in Vedic astrology as the pukhraj stone. Here is what to know.
Understanding5 min read
Ceylon sapphire sits at Mohs 9, second only to diamond. Yes, it is hard enough for daily wear. Here is what that actually means over decades on the hand.
Specialty Stones8 min read
Ceylon cat's eye chrysoberyl is the international benchmark for chatoyancy. Here is how the eye forms, what separates a top stone from a commercial one, and what Sri Lankan material is really worth.
Specialty Stones7 min read
Sri Lanka produces the world's finest moonstones. Here's what makes the blue sheen variety so rare, how adularescence forms, and what to evaluate before you buy.
Buying Guides12 min read
Blue sapphire engagement rings balance romance, heritage, and genuine everyday durability. Here is how to pick the color, carat, cut, setting, and certification that will still look right decades from now.
Understanding9 min read
A GIA sapphire report confirms what a stone is, how it has been treated, and in many cases where it came from. Here is a field-by-field walkthrough, plus the red flags to watch for when a report arrives with a stone.
Buying Guides14 min read
Ceylon sapphire prices span a wide range in 2026. Here is the realistic price per carat by size, treatment, and certification, plus the red flags that signal a stone is priced too low to be genuine.
Specialty Stones8 min read
The padparadscha is the rarest sapphire variety on earth, defined by a specific blend of pink and orange found almost exclusively in Sri Lanka. Here is what qualifies, what it costs, and what to watch for.
Understanding10 min read
Heat treatment is the single biggest price lever in the sapphire market. Here is exactly what it does to the stone, and when paying the unheated premium is worth it.
Buying Guides8 min read
For most buyers, Ceylon sapphires offer the best combination of color, documentation, ethics, and value. Here is how they compare to Kashmir and Burmese material.
Understanding9 min read
Visual checks can point you in the right direction, but the only reliable proof that a sapphire is from Ceylon is a laboratory report. Here is what to look for before you spend.
New stones and guides, straight from the source. Written rarely, and only when there is something worth saying.