search
  • Sign In
    Sign Up

  • English speaking customer support only

    Toll Free - USA & Canada only:
    1-800-464-1640

    International:
    +66-39303404

  • Change Language
  • USD

Shop Gems By

(11)
Gem Type Weight Size Clarity Price Origin
Clear Colors
More
Single
Pairs
Lots
Faceted
Cabochons
Sort By:
Clear All
Click for Details
Compare
2 pcs
Add to Cart
Buy Now
Deep Violet Blue Tanzanite Gem - 0.4ct Oval Facet (ID: 558382)

Oval Blue Tanzanite

0.44 ct (total 0.87ctw)
6 x 4 mm
$ 100.10
Similar Items
Item in Stock
Click for Details
Compare
2 pcs
Add to Cart
Buy Now
Violet Blue Tanzanite Gem - 0.5ct Oval Facet (ID: 558650)

Oval Blue Tanzanite

0.49 ct (total 0.98ctw)
6.1 x 4.1 mm
$ 124.04
Similar Items
Item in Stock
Click for Details
Compare
2 pcs
Add to Cart
Buy Now
Pastel Blue Tanzanite Gem - 0.6ct Oval Facet (ID: 558384)

Oval Blue Tanzanite

0.56 ct (total 1.12ctw)
6.2 x 4.6 mm
$ 128.87
Similar Items
Item in Stock
Click for Details
Compare
2 pcs
Add to Cart
Buy Now
Intense Violet Blue Tanzanite Gem - 0.5ct Oval Facet (ID: 558651)

Oval Blue Tanzanite

0.46 ct (total 0.92ctw)
5.9 x 3.9 mm
$ 116.45
Similar Items
Item in Stock
Click for Details
Compare
2 pcs
Add to Cart
Buy Now
Deep Violet Blue Tanzanite Gem - 0.4ct Oval Facet (ID: 558649)

Oval Blue Tanzanite

0.39 ct (total 0.77ctw)
5.8 x 3.8 mm
$ 97.46
Similar Items
Item in Stock
Click for Details
Compare
2 pcs
Add to Cart
Buy Now
Click for Product Video (558381)
Medium Blue Tanzanite Gem - 0.5ct Oval Facet (ID: 558381)

Oval Blue Tanzanite

0.46 ct (total 0.92ctw)
5.9 x 3.9 mm
$ 116.45
Similar Items
Item in Stock
Click for Details
Compare
2 pcs
Add to Cart
Buy Now
Pastel Blue Tanzanite Gem - 0.5ct Oval Facet (ID: 558380)

Oval Blue Tanzanite

0.50 ct (total 0.99ctw)
6.4 x 4.3 mm
$ 125.30
Similar Items
Item in Stock
Click for Details
Compare
2 pcs
Add to Cart
Buy Now
Blue Tanzanite Gem - 0.3ct Oval Facet (ID: 557227)

Oval Blue Tanzanite

0.34 ct (total 0.68ctw)
5.9 x 3.8 mm
$ 74.80
Similar Items
Item in Stock
Click for Details
Compare
2 pcs
Add to Cart
Buy Now
Intense Violet Blue Tanzanite Gem - 0.5ct Oval Facet (ID: 558647)

Oval Blue Tanzanite

0.54 ct (total 1.08ctw)
6 x 4 mm
$ 136.69
Similar Items
Item in Stock
Click for Details
Compare
2 pcs
Add to Cart
Buy Now
Intense Violet Blue Tanzanite Gem - 0.5ct Oval Facet (ID: 556905)

Oval Blue Tanzanite

0.51 ct (total 1.02ctw)
6.4 x 4.1 mm
$ 112.20
Similar Items
Item in Stock
Click for Details
Compare
2 pcs
Add to Cart
Buy Now
Medium Navy Blue Tanzanite Gem - 0.5ct Oval Facet (ID: 558648)

Oval Blue Tanzanite

0.45 ct (total 0.90ctw)
6.2 x 3.9 mm
$ 113.91
Similar Items
Item in Stock

Shop Gems By

GemSelect has the largest selection of precious gems and semi-precious gemstones. Over 50,000 gemstones available and over 120 different gemstone varieties in all of the important gemstone groups; and best of all, they are guaranteed to be 100% natural, mined-from-the-earth authentic gems. We disclose all treatments and do not use any stock photos! We individually photograph each and every item and all items are guaranteed available.

Certified Customer Reviews
Overall Rating -> 10 star ratings
I was looking for a gem to put in my grandmother’s necklace for an event. GemSelect made it easy to narrow down what I was looking for, had a great price, and was very convenient.
Posted By Lauren in May, 2021
Source: Bizrate
Overall Rating -> 10 star ratings
Enjoy wide selection
Posted By Tom in May, 2021
Source: Bizrate
Overall Rating -> 10 star ratings
Huge selection with various price for item.
Posted By Teddy bear in May, 2021
Source: Bizrate
Overall Rating -> 8 star ratings
The experience was good, fast and smooth
Posted By Roge0964 in May, 2021
Source: Bizrate
Overall Rating -> 10 star ratings
Easy straightforward efficient
Posted By Mak in April, 2021
Source: Bizrate
Overall Rating -> 10 star ratings
Great prices and quick delivery from Thailand.
Posted By Mike H in April, 2021
Source: Bizrate
Gemstone Information
Popular Gemstones
Sign up for our Newsletter
Seller Trust

Article Categories

Total Number of Articles: 1733

Gemstone Information A-Z

The largest selection of gemstone articles online...

269 Articles

Birthstones By Month

See an extensive selection of articles about birthstones

12 Articles

History of Gemstones

Fascinating details of ancient gemstones facts and stories

156 Articles

Healing Gemstones

Learn about the healing effects of different gemstones

84 Articles

Buying Gemstones

From buying tips to price details, all you need to know...

129 Articles

How-to Articles

Find helpful articles on how things are done in gemstone...

43 Articles

Charts and Lists

Useful charts and list as reference and lookup recourse

78 Articles

Gems By Color

The easy way to find the gemstones sorted by color

85 Articles

Did You Know?

Did you know this fact about that gemstone?

154 Articles

Gem Info by Region

Find gemstone information by specific locations

56 Articles

Technical Information on Gemstones

Learn about technical details and facts surrounding the...

109 Articles

Gemstones By Date

Find the gemstones for a specific date and time

381 Articles

Gemstone Shape and Cut

Articles on the cutting styles that turn rough unpolished...

16 Articles

Gemstone Treatments

Heat, irradiation, fracture filling and more - all the info...

16 Articles

Gemstone Jewelry Articles

A collection of interesting and helpful features on gems...

145 Articles
Who are we? Policies Information
More Languages: English French Spanish Italian German Russian Chinese Japanese Arabic
Privacy Notice © 2005-2021 GemSelect.com all rights reserved.
Reproduction (text or graphics) without the express written consent of GemSelect.com (SETT Company Ltd.) is strictly prohibited.
1099
More Shapes
  • Asscher Cut
  • Baguette / Scissor Cut
  • Baguette Cabochon
  • Baguette Checkerboard
  • Baguette Crystal Cluster
  • Baguette Facet
  • Baguette Rose-Cut
  • Baguette Step Cut
  • Baguette Sugarloaf Cabochon
  • Ball Facet
  • Baroque
  • Barrel
  • Barrel / Checkerboard
  • Barrel / Full-Round
  • Barrel / Scissor Cut
  • Barrel Cabochon
  • Barrel Rose Cut
  • Bear Carving with Hole
  • Bird Carving
  • Briolette
  • Briolette with Hole
  • Bullet Shape Checkerboard
  • Carved
  • Carved Bird
  • Carved Cameo
  • Carved Cushion
  • Carved Elephant
  • Carved Fancy
  • Carved Fish
  • Carved Fish with Hole
  • Carved Flower
  • Carved Frog
  • Carved Fruit
  • Carved Half Heart
  • Carved Heart
  • Carved Heart Cabochon
  • Carved Leaf
  • Carved Marquise
  • Carved Marquise Cabochon
  • Carved Octagon
  • Carved Oval
  • Carved Oval Cabochon
  • Carved Pear
  • Carved Pear Cabochon
  • Carved Rhomb
  • Carved Rose
  • Carved Rose with Half Drilled Hole
  • Carved Round
  • Carved Round Bar
  • Carved Round Cabochon
  • Carved Sheep
  • Carved Shell
  • Carved Square
  • Carved Teardrop
  • Carved Trillion
  • Carved Turtle
  • Cushion Buff-Top
  • Cushion Cabochon
  • Cushion Carved Medusa Cameo
  • Cushion Checkerboard
  • Cushion Checkerboard (double sided)
  • Cushion Concave Fantasy Cut
  • Cushion Crystal Cluster
  • Cushion Mixed Cut
  • Cushion Rose-Cut
  • Cushion Shape Sugarloaf Cabochon
  • Cushion Sugarloaf Cabochon
  • Cushion-Cut
  • Diamond-Cut
  • Drilled Cube
  • Drilled Faceted Sphere
  • Drilled Sphere
  • Drilled Square Rondelle
  • Drilled Square Rondelle Slice
  • Fancy Bicone
  • Fancy Cabochon
  • Fancy Carved Cushion
  • Fancy Carved Oval
  • Fancy Carved Pear
  • Fancy Carved Round
  • Fancy Carved Trillion
  • Fancy Carving
  • Fancy Crystal Cluster
  • Fancy Cut
  • Fancy Facet
  • Fancy Fantasy Carving
  • Fancy Slice
  • Fancy-Cut
  • Fantasy Carved Flower
  • Fantasy Carved Flower Cut
  • Fantasy Carved Leaf
  • Flower Carving
  • Flower-Cut
  • Half Cylinder Cabochon
  • Half Heart Cabochon
  • Half Heart Facet
  • Half Moon Cabochon
  • Half Moon Facet-Cut
  • Half Moon Faceted
  • Half-Drilled Briolette
  • Half-Drilled Half Cylinder Cabochon
  • Half-Drilled Heart Facet
  • Half-Drilled Sphere
  • Heart Buff-Top
  • Heart Cabochon
  • Heart Checkerboard
  • Heart Checkerboard (double sided)
  • Heart Facet
  • Heart Rose-Cut
  • Hexagon Cut
  • Marquise Cabochon
  • Marquise Checkerboard
  • Marquise Checkerboard (double sided)
  • Marquise Concave Cut
  • Marquise Facet
  • Marquise Mixed Cut
  • Marquise Slice
  • Marquise Sugarloaf Cabochon
  • Octagon / Scissor Cut
  • Octagon Buff-Top
  • Octagon Cabochon
  • Octagon Checkerboard
  • Octagon Concave Cut
  • Octagon Facet
  • Octagon Step Cut
  • Oval Bar Cut
  • Oval Buff-Top
  • Oval Cabochon
  • Oval Cabochon with Hole
  • Oval Carved Cameo
  • Oval Checkerboard
  • Oval Checkerboard (double sided)
  • Oval Concave Cut
  • Oval Crystal Cluster
  • Oval Diamond-Cut
  • Oval Facet
  • Oval Fancy Facet
  • Oval Fantasy Concave Cut
  • Oval Mixed Cut
  • Oval Portuguese-Cut
  • Oval Rose-Cut
  • Oval Rose-Cut (double sided)
  • Oval Slice
  • Pear Cabochon
  • Pear Checkerboard
  • Pear Checkerboard with Hole
  • Pear Concave Cut
  • Pear Concave Fantasy Cut
  • Pear Crystal Cluster
  • Pear Double-Sided Checkerboard
  • Pear Facet
  • Pear Shape Sugarloaf Cabochon
  • Pear Slice
  • Pencil
  • Pencil Cut
  • Princess-Cut
  • Rhomb Cabochon
  • Rhomb Checkerboard
  • Rhomb Checkerboard (Double-Sided)
  • Rhomb Facet
  • Rondelle
  • Round Buff-Top
  • Round Cabochon
  • Round Carved Cameo
  • Round Checkerboard
  • Round Checkerboard (double sided)
  • Round Concave Cut
  • Round Concave Fantasy Cut
  • Round Drilled Checkerboard (Double Sided)
  • Round Drilled Rondelle
  • Round Facet
  • Round Mixed-Cut
  • Round Petal Cut
  • Round Portuguese-Cut
  • Round Rose-Cut
  • Round Rose-Cut (double sided)
  • Round Slice
  • Shark Fin Cabochon
  • Shield Cabochon
  • Shield Faceted
  • Spherical
  • Square / Scissor Cut
  • Square Buff-Top
  • Square Cabochon
  • Square Checkerboard
  • Square Concave Cut
  • Square Facet
  • Square Mixed-Cut
  • Square Rose-Cut
  • Square Step-Cut
  • Square Sugarloaf Cabochon
  • Square with Hole
  • Star Facet
  • Tapered Baguette Cabochon
  • Teardrop Cabochon
  • Trapezoid
  • Trapezoid Cabochon
  • Triangle
  • Triangle Cabochon
  • Triangle Facet
  • Trillion Buff Top
  • Trillion Cabochon
  • Trillion Checkerboard
  • Trillion Concave Cut
  • Trillion Crystal Cluster
  • Trillion Facet
  • Trillion Rose-Cut
  • Trillion Shape Sugarloaf Cabochon
  • Undrilled Briolette Teardrop
Popular Gemstones
  		•  Sapphire
  		• Emerald
  		• Ruby
  		• Aquamarine
  		• Zircon
  		• Opal
  		• Topaz
  		• Tourmaline
  		• Garnet
  		• Amethyst
  		• Citrine
  		• Tanzanite
All Gemstones (139)
A B C D E F G H I J K L M N O P Q R S T V Z
    A Back to Top
  		•  Actinolite Cat's Eye
  		• Agate
  		• Agate Geode
  		• Almandine Garnet
  		• Amazonite
  		• Amethyst
  		• Ametrine
  		• Ammolite
  		• Andalusite
  		• Andesine Labradorite
  		• Apatite
  		• Aquamarine
  		• Aventurine
    • B Back to Top
  		•  Beryl
  		• Black Opal
  		• Bloodstone
  		• Boulder Opal
    • C Back to Top
  		•  Carnelian
  		• Cat's Eye Apatite
  		• Cat's Eye Aquamarine
  		• Cat's Eye Gemstones
  		• Cat's Eye Moonstone
  		• Cat's Eye Opal
  		• Cat's Eye Scapolite
  		• Chalcedony
  		• Charoite
  		• Chocolate Opal
  		• Chrome Diopside
  		• Chrysoberyl
  		• Chrysocolla
  		• Chrysoprase
  		• Citrine
  		• Color Change Gemstones
  		• Color-Change Diaspore
  		• Color-Change Fluorite
  		• Color-Change Garnet
  		• Color-Change Sapphire
  		• Coral
    • D Back to Top
  		•  Demantoid Garnet
  		• Dendritic Agate
  		• Diamond
  		• Druzy Amethyst
  		• Druzy Azurite
    • E Back to Top
  		•  Emerald
  		• Enstatite
    • F Back to Top
  		•  Fire Agate
  		• Fire Opal
  		• Fluorite
  		• Fossil Coral
    • G Back to Top
  		•  Garnet
  		• Golden Beryl
  		• Grandidierite
  		• Grossularite Garnet
    • H Back to Top
  		•  Hawk's Eye
  		• Hematite
  		• Hemimorphite Druzy
  		• Hessonite Garnet
  		• Howlite
  		• Hyalite Opal
    • I Back to Top
  		•  Idocrase
  		• Imperial Topaz
  		• Iolite
    • J Back to Top
  		•  Jade Gemstones
  		• Jadeite
  		• Jasper
    • K Back to Top
  		•  Kornerupine
  		• Kunzite
  		• Kyanite
    • L Back to Top
  		•  Labradorite
  		• Lapis Lazuli
  		• Larimar
    • M Back to Top
  		•  Malachite
  		• Malaya Garnet
  		• Mali Garnet
  		• Maw-Sit-Sit
  		• Moonstone
  		• Morganite
  		• Mother of Pearl
  		• Mystic Topaz
    • N Back to Top
  		•  Nuummite
    • O Back to Top
  		•  Obsidian
  		• Onyx
  		• Opal
  		• Opal Doublet
  		• Opal in Matrix
    • P Back to Top
  		•  Pearl
  		• Peridot
  		• Pietersite
  		• Prehnite
  		• Pyrite
  		• Pyrope Garnet
    • Q Back to Top
  		•  Quartz
  		• Quartz Cat's Eye
  		• Quartz With Marcasite
    • R Back to Top
  		•  Rainbow Moonstone
  		• Rainbow Pyrite
  		• Rhodochrosite
  		• Rhodolite Garnet
  		• Rose Quartz
  		• Rubellite Tourmaline
  		• Ruby
  		• Ruby in Fuchsite
  		• Ruby-Zoisite
  		• Rutile Quartz
    • S Back to Top
  		•  Sapphire
  		• Scapolite
  		• Scolecite
  		• Seraphinite
  		• Serpentine
  		• Sillimanite
  		• Sillimanite Cat's Eye
  		• Smithsonite
  		• Snowflake Obsidian
  		• Sodalite
  		• Spectrolite
  		• Spessartite Garnet
  		• Sphalerite
  		• Sphene
  		• Spinel
  		• Star Diopside
  		• Star Garnet
  		• Star Gemstones
  		• Star Lemon Quartz
  		• Star Moonstone
  		• Star Rose Quartz
  		• Star Ruby
  		• Star Sapphire
  		• Star Sunstone
  		• Strawberry Quartz
  		• Sunstone
    • T Back to Top
  		•  Tanzanite
  		• Tiger's Eye
  		• Tiger's Eye Matrix
  		• Topaz
  		• Tourmaline
  		• Tsavorite Garnet
  		• Turquoise
    • V Back to Top
  		•  Variscite
    • Z Back to Top
  		•  Zircon
Main Categories
  		•  New Arrivals
  		• Gemstone Lots
  		• Calibrated Gemstones
  		• Gemstones By Piece
  		• Top Grade Gems
  		• Matching Pairs
  		• Cabochon Gemstones
  		• Drilled Gems, Briolettes and Beads
  		• Birthstones
  		• Gemstone Carvings
  		• Fancy Gemstones
  		• Star Gemstones
  		• Unheated Sapphire
English speaking customer support only

Toll Free - USA & Canada only:
1-800-464-1640

International:
+66-39303404

Save Money
No shipping Fees for Additional Items!
$8.90 Worldwide Shipping

Update Translation
 
Current Value
New Value
GemSelect Gemstones
X Close Window
X Close Window
Colored Gemstones
X Close Window
Colored Gemstones
X Close Window
Colored Gemstones
Size and Weight

Gems are always measured in Millimeter (mm)

Dimensions are given as;
length x width x depth,
except for round stones which are;
diameter x depth

Select gems by size, not by weight!
Gem varieties vary in density, so carat weight is not a good indication of size

Note: 1ct = 0.2g

Size Comparison Chart