Natural Sapphire & Gemstone Buying Guides

Blue Star Sapphire Price Guide — What They Cost and Why

Blue is the classic star sapphire color — here's what genuine blue star sapphire costs by star sharpness and body color, priced against a current 8.09ct GIA example.

Tsavorite Garnet Price Guide — What They Cost and Why

Real tsavorite garnet prices by quality tier and carat weight, from 8 current in-stock stones ranging $1,177 to $22,724, plus how it compares to emerald.

Color-Change Sapphire Price Guide — What They Cost and Why

What a genuine color-change sapphire costs by shift strength and origin, priced against two current in-stock stones from $824 to $2,211.

Is Cat's-Eye Chrysoberyl Good for an Engagement Ring?

Chrysoberyl is Mohs 8.5 — the third-hardest gemstone after diamond and corundum. Here's what that means for daily wear, setting choice, and long-term care.

Cat's Eye Chrysoberyl Price Guide — What They Cost and Why

What a genuine cat's-eye chrysoberyl actually costs by eye quality and body color, with real current stock examples from $3,792 to $9,482.

Star Sapphire vs. Regular Sapphire — What's the Difference?

Is a star sapphire a real sapphire? Yes — here's exactly what separates it from the faceted sapphires you're used to seeing, and which one actually suits you.

Purple & Violet Star Sapphire — Price and Buying Guide

What drives purple and violet star sapphire prices, how the two colors differ, and real GIA-backed pricing from current in-stock stones.

Pink Star Sapphire — Price and Buying Guide

Real prices, real asterism science, and how to tell a genuine pink star sapphire from a purple one — with current in-stock examples and GIA-backed pricing.

The Sapphire Buyer's Field Guide — Six Checks Before You Buy

A working field guide for buying natural sapphire: the five things that pretend to be sapphire, a ninety-second loupe check, the four treatments that change value, how to read a GIA report, and seven questions that expose a bad seller.

The Ultimate Guide to Buying Natural Loose Sapphires

دليل شراء الياقوت الأزرق الطبيعي: كيف تعرف الأصلي وكيف تختاره

كيف تعرف الياقوت الأزرق الأصلي، وكيف تختاره: اللون ثم النقاء ثم القطع ثم وزن الحجر بالقيراط ثم المعالجة الحرارية ثم الشهادة ثم السعر، في ترتيب واحد وبأرقام سوقية حقيقية. أحجار سيلانية بتقرير GIA من مورّد مباشر من المصدر في سريلانكا.

Custom Sapphire Rings — The Complete Guide to Designing Your Own

Everything that goes into a custom sapphire ring: choosing the stone first, the commissioning process, metal colour, protective settings for fancy shapes, side stones, and typical timelines and costs — with links to every detailed Crescent Gems guide.

Sapphires at Wholesale Prices

Crescent Gems sells natural Ceylon sapphires at wholesale prices to jewelers, designers, gem resellers, and jewelry manufacturers who can prove they are in the trade. Sourced directly in Sri Lanka and cut in our own factory, with generous discounts for verified trade accounts.

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Choosing a gemstone for an engagement ring or important piece of jewellery is a deeply personal decision. It is often a meaningful purchase made only a few times in a lifetime, so trust, accurate information and expert guidance matter. Crescent Gems combines more than 25 years of gemstone experience with direct sourcing, careful cutting and transparent treatment disclosure to help you choose with confidence

Natural, earth-mined gemstones only

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No synthetic, flux-filled or beryllium-diffused stones

In-house cutting and recutting

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GIA reports for significant gemstones

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Natural Sapphire & Gemstone Buying Guides

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