New to buying sapphires? Start with our Ultimate Sapphire Buying Guide — the complete resource for color, origin, treatment, and pricing.

Interactive Sapphire Color Chart

Interactive Sapphire Color Chart

Explore natural loose sapphires by color and find the right gemstone for your custom ring. Start with our Ultimate Sapphire Buying Guide for the full picture.

All Blue Family Warm Tones Cool Tones Rare Typically Unheated Best for Engagement Accessible Budget
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Explore natural loose sapphires by color and find the right gemstone for your custom ring. Every stone ships with treatment disclosure, a 14-day return policy, and direct Ceylon sourcing.

Browse All Loose Sapphires
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Return to the Ultimate Sapphire Buying Guide for the full picture on colors, origins, shapes, certification, and pricing — everything you need to buy a natural loose sapphire with confidence.
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Our Recommendations

CG8469

ピンキッシュパープルサファイア 1.45ct 【加熱】 スリランカ産 GIA原産地レポート付

¥324,400 JPY

CG8454

天然オレンジサファイア1.63ct・オーバルカット・GIAレポート付・産地スリランカ（レポート記載）

¥390,700 JPY

CG8468

天然イエローサファイア 1.44ct 【加熱の痕跡なし】 スリランカ産 ラウンド ミックスカット GIA原産地レポート付 ルース

¥284,800 JPY

CG8465

1.86ct ツァボライト クッション 天然グロッシュラー・ガーネット｜GIAレポート #1242032119

¥448,300 JPY

CG8464

天然イエローサファイア 1.16ct スリランカ産 エメラルドカット【GIA原産地レポート付】ルース

¥112,200 JPY

CG8463

天然ピンクサファイア 1.62ct マダガスカル産【GIA原産地レポート付】エメラルドカット ルース

¥233,000 JPY

CG8460

1.06ct ツァボライト クッション 天然グロッシュラー・ガーネット｜GIAレポート #1242032053

¥254,100 JPY

CG8459

パープルサファイア 1.20ct 非加熱｜スリランカ産｜GIA原産地レポート付きルース

¥191,800 JPY

CG8458

2.05ct 加熱ブルーサファイア｜産地：スリランカ（GIAの意見）｜ルース・GIA原産地レポート付き

¥589,700 JPY

CG8457

1.75ct スリランカ産ブルーサファイアのルース｜加熱｜GIA原産地レポート付き

¥450,000 JPY

CG8456

1.65ct 非加熱ルビーのルース｜マダガスカル産ルビー・オーバル・GIA原産地レポート付き

¥1,845,600 JPY

CG8453

非加熱 イエローサファイア 1.19ct クッションカット｜GIAレポート｜スリランカ（セイロン）

¥304,300 JPY

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Continue Learning
Return to the Ultimate Sapphire Buying Guide for the full picture on colors, origins, shapes, certification, and pricing — everything you need to buy a natural loose gemstone with confidence.
Ahmed Shareek

Senior Gemologist & Proprietor

Crescent Gems

Ahmed Shareek

Ahmed Shareek is the founder of Crescent Gems and has over 26 years of experience in the natural colored gemstone industry. Since establishing the company in 2000, he has specialized in sourcing high-quality sapphires and other fine gemstones directly from leading mining regions, including Sri Lanka (Ceylon).

Drawing on decades of hands-on experience in gemstone sourcing, evaluation, and cutting, Ahmed writes practical guides to help buyers understand gemstone quality, treatments, origins, pricing, and value. His goal is to provide clear, reliable information that enables customers to purchase natural gemstones with confidence.

Why Buy from Crescent Gems


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

Direct sourcing from leading mining regions

No synthetic, flux-filled or beryllium-diffused stones

In-house cutting and recutting

FREE Shipping within USA and Low rates for international orders.

Actual photographs, hand videos and 360-degree views

14-day returns

Free US return shipping

GIA reports for significant gemstones

Try Before You Buy

Join our ever growing group of satisfied customers from around the world.

Latest Stories

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Blue Star Sapphire Price Guide — What They Cost and Why

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.

もっと読むBlue Star Sapphire Price Guide — What They Cost and Whyについて

Tsavorite Garnet Price Guide — What They Cost and Why

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.

もっと読むTsavorite Garnet Price Guide — What They Cost and Whyについて

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

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.

もっと読むColor-Change Sapphire Price Guide — What They Cost and Whyについて

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

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.

もっと読むIs Cat's-Eye Chrysoberyl Good for an Engagement Ring?について

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

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.

もっと読むCat's Eye Chrysoberyl Price Guide — What They Cost and Whyについて