from mine to masterpiece

thai gems

Manufacturer & Wholesaler of Natural Sapphires and Rubies

Calibrated to Certified

All Shapes, Sizes and Colors

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Timeless Precious Gemstones, Trusted Since 1963

Thai Gems Export Ltd has been sourcing and supplying sapphires and rubies from Bangkok for over 70 years. We offer a wide selection of ethically sourced, expertly cut gemstones—chosen for color, quality, and long-term value. From ready inventory to custom sourcing, we work directly with clients to find the right stone at the right price.

Sapphires in every shade of blue

Explore Sapphires

Ruby in various shapes and sizes

Discover Rubies

Discover Sapphire Beauty

Radiance of Sapphire

Discover the enduring beauty of sapphires, shaped by colour, craftsmanship, and origin. As sapphire manufacturers with direct mine sourcing, we manage the process from rough selection to finished stone, ensuring integrity at every stage.

Operating from Bangkok, our experts apply decades of experience in cutting and grading to produce sapphires of exceptional quality. Each stone - whether a classic blue or a rare fancy color - is crafted with precision.

Explore the Sapphire Collection

Find Your Sapphire

Browse our extensive collection of natural sapphires in a wide range of sizes, shapes and colours.

Sapphire: HEATED

Sapphire: HEATED
Sapphire: UNHEATED

Sapphire: UNHEATED
Sapphire: PAIRS/COUPLES

Sapphire: PAIRS/COUPLES
Sapphire: CALIBRATED

Sapphire: CALIBRATED
Sapphire: TEAL/GREEN

Sapphire: TEAL/GREEN
Sapphire: PINK

Sapphire: PINK
Sapphire: YELLOW/ORANGE

Sapphire: YELLOW/ORANGE
Sapphire: PEACH

Sapphire: PEACH
Sapphire:PURPLE/LAVENDER

Sapphire:PURPLE/LAVENDER
Sapphire: WHITE

Sapphire: WHITE
Sapphire: BI-COLOR

Sapphire: BI-COLOR
LOTS

LOTS

Sapphire

1.3-4.0 mm Natural Blue Sapphire Loose Gemstone Round Diamond Cut Vs Quality A Color

From $1.00

1.1-4.2 mm Natural Blue Sapphire Loose Gemstone Round Diamond Cut Vs Quality Color

From $1.00

1.5-5.3 mm Natural Blue Sapphire Loose Gemstone Round Diamond Cut Vs Quality AAA+ Color

From $1.00

1.6-2.4 mm Natural BlueSapphire Loose Gemstone Round Diamond Cut Vs Quality A Color

From $5.00

2.0 mm Natural BlueSapphire Loose Gemstone Round Diamond Cut Vs Quality Color

$3.00

4.5 mm Natural Blue Sapphire Loose Gemstone Round Cut

From $6.00

1.4-3.5 mm Natural Green Sapphire Loose Gemstone Round Diamond Cut Vs Quality Color

From $1.00

2.7-5.0 mm Natural Teal Green Sapphire Loose Gemstone Round Cut

From $7.00

1.4-3.0 mm Natural Greenish yellow Sapphire Loose Gemstone Round Diamond Cut Color

From $2.00

2.1-4.0 mm Natural Greenish Yellow Sapphire Loose Gemstone Round Diamond Cut Vs Quality Color

From $5.00

7x5 mm Natural Calibrated Green Sapphire Loose Gemstone Oval Cut

$96.00

1.4-4 mm Natural Yellowish Green Sapphire Loose Gemstone Round Diamond Cut Vs Quality Color

From $1.00

1.8-4.0 mm Natural Purple Sapphire Loose Gemstone Round Diamond Cut Pk Quality

From $1.00

1.3-3.5 mm Natural Pink Sapphire Loose Gemstone Round Diamond Cut Vs Quality

From $1.00

6x4 mm Natural Pastel Pink Sapphire Loose Gemstone oval Cut

$96.00

0.90 cts Natural Pink Sapphire Loose Gemstone Pear Cut

$300.00

0.8-4.6 mm Natural Purple Sapphire Loose Gemstone Round Diamond Cut Pk Quality

From $1.00

1.4-1.7 mm Natural Pink Sapphire Loose Gemstone Round Diamond Cut Cleanish Quality Color

$2.00

7x5 Natural Calibrated Sri Lanka Yellow Sapphire Loose Gemstone Oval Cut

$36.00

1.81 Cts Natural Yellow Sapphire Loose Gemstone Oval Cut

$434.00

2.10 Cts Natural Yellow Sapphire Loose Gemstone Oval Cut

$756.00

2.09 Cts Natural Yellow Sapphire Loose Gemstone Oval Cut

$502.00

1.68 Cts Natural Yellow Sapphire Loose Gemstone Oval Cut

$403.00

8.16 cts Natural Yellow Sapphire Loose Gemstone Oval Cut

$4,842.00

2.0-4.5 Natural Purple Sapphire Loose Gemstone Round Diamond Cut Pk Quality

From $1.00

1.7-4.0 Natural Purple Sapphire Loose Gemstone Round Diamond Cut Cleanish Quality

From $1.00

2.1-4.6 Natural Purple Sapphire Loose Gemstone Round Diamond Cut Cleanish Quality

From $2.00

0.87 cts Natural Purple Sapphire Loose Gemstone Oval Cut

$42.00

2-4.5 mm Natural Purple Sapphire Loose Gemstone Round Diamond Cut Cleanish Quality

From $1.00

2.04 cts Natural Purple Sapphire Loose Gemstone Oval Cut

$367.00

Natural White Sapphire Loose Gemstone Oval Cut

From $7.00

7x5 mm Natural Calibrated White Sapphire Loose Gemstone Oval Cut

$60.00

6x4 mm Natural Calibrated White Sapphire Loose Gemstone Pear Cut

$36.00

5x4 mm Natural Calibrated White Sapphire Loose Gemstone Pear Cut

$30.00

Natural white Sapphire Loose Gemstone Oval Cut

From $7.00

Natural white Sapphire Loose Gemstone Oval Cut

From $7.00

0.97 cts Natural Fancy Bi-Color Sapphire Loose Gemstone oval Cut

$59.00

1.08 cts Natural Fancy Sapphire Loose Gemstone oval Cut

$23.00

0.62 cts Natural Blue White Bi-Color Sapphire Loose Gemstone Oval Cut

$78.00

0.66 cts Natural Blue Sapphire Loose Gemstone Cushion Cut

$108.00

0.79 cts Natural Blue Sapphire Loose Gemstone Cushion Cut

$150.00

1.53 cts Natural Fancy Blue Sapphire Loose Gemstone Oval Cut

$276.00

1.45 cts Unheated Natural Color Change Blue Sapphire Loose Gemstone Oval Cut Certified

$599.00

1.79 cts Unheated Natural Color Change Violet to Blue Sapphire Loose Gemstone Cushion Cut Certified

$1,165.00

1.53 cts Unheated Natural Color Change Violet to Blue Sapphire Loose Gemstone Cushion Cut Certified

$535.00

1.74 cts Unheated Natural Color Change Violet to Blue Sapphire Loose Gemstone Cushion Cut Certified

$699.00

1.94 cts Unheated Natural Color Change Blue Sapphire Loose Gemstone Oval Cut Certified

$796.00

1.76 cts Unheated Natural Color Change Blue Sapphire Loose Gemstone Oval Cut

$616.00

Featured Products

0.97 cts Natural Yellow Sapphire Loose Gemstone Octagon Cut

$175.00

3.22 cts Natural Madagascar Ruby Loose Gemstone Oval Cut | GRS Certified

$6,959.00

2.06 cts Natural Pink Sapphire Loose Gemstone oval Cut

$720.00

1.68 cts Natural Africa Ruby Loose Gemstone Oval Cut GRS Certified

$4,536.00

6.09 cts Natural Blue Sapphire Loose Gemstone Oval Cut GRS Certified

$9,900.00

0.84 Cts Natural Vietnam Ruby Loose Gemstone Oval Cut

$504.00

1.28 cts Natural Pink Sapphire Loose Gemstone oval Cut

$768.00

1.76 cts Natural Burma Ruby Loose Gemstone Oval Cut

$3,168.00
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Experience Ruby Brilliance

Power of Ruby

Bold and intensely expressive, ruby gemstones have long symbolized passion, prestige, and enduring value. Our ruby collection is curated by experienced gem specialists in Bangkok, drawing on decades of expertise in evaluating color, clarity, and cut.

Available in a wide range of shapes, sizes, and color intensities, our rubies span from vibrant commercial grades to fine, collector-quality stones. Each ruby is selected for its strength of color, natural beauty, and reliability—making our collection trusted by jewelers and buyers worldwide.

Discover Our Rubies

Ruby

3.10 cts Natural Madagascar Ruby Loose Gemstone Fancy Lips Cut | GRS Certified

$670.00

1.04 Cts Natural Burma Ruby Loose Gemstone Pear Cut

$62.00

1.17 Cts Natural Burma Ruby Loose Gemstone Pear Cut

$71.00

0.77 Cts Natural Burma Ruby Loose Gemstone Oval Cut

$74.00

0.97 Cts Natural Burma Ruby Loose Gemstone Oval Cut

$94.00

1.09 Cts Natural Burma Ruby Loose Gemstone Oval Cut

$131.00

1.2-2.5 mm Natural Ruby Loose Gemstone Round Cut

From $3.00

1.3-2.6 mm Natural Ruby Loose Gemstone Round Cut

From $2.00

1.4-2.6 mm Natural Ruby Loose Gemstone Round Cut

From $2.00

1.8-3.9 mm Natural Ruby Loose Gemstone Round Cut

From $3.00

1.5-2.4 mm Natural Ruby Loose Gemstone Round Cut

From $1.00

2.0-2.8 mm Natural Ruby Loose Gemstone Round Cut

From $1.00

Crafted to outlast trends

Crafted Jewelry Elegance

Our jewelry collection pairs refined design with skilled craftsmanship to create pieces that endure beyond trends. Each design is thoughtfully made to highlight the natural beauty of fine gemstones, balancing proportion, comfort, and lasting appeal.

Guided by tradition and refined with a modern approach, our jewelry speaks to those who value quality, elegance, and lasting style - designed to endure well beyond the moment.

Browse the Jewelry Collection

TAILORED DIAMOND SOURCING

Certified natural diamonds matched precisely to your requirements.

Contact us for availability, transparent pricing, and expert guidance.

REQUEST DETAILS

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Our Purpose

With decades of heritage in gemstones, we offer expertly curated stones and fine jewellery, assessed in-house by a GIA Graduate Gemologist. Ethical sourcing, technical knowledge, and honest advice define everything we do.

Explore Our Collection