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(19)
Gem Type Weight Size Clarity Price Origin
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Purplish Blue Chalcedony Gem - 6.4ct Round Buff-Top (ID: 531409)

Round Blue Chalcedony

6.4ct
11.9 mm
$ 6.43
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Light Purplish Blue Chalcedony Gem - 10.3ct Round Buff-Top (ID: 532097)

Round Blue Chalcedony

10.3ct
13.8 mm
$ 10.30
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Light Blue Chalcedony Gem - 6.5ct Round Buff-Top (ID: 531202)

Round Blue Chalcedony

6.5ct
12 mm
$ 6.50
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Purplish Blue Chalcedony Gem - 6ct Round Buff-Top (ID: 531405)

Round Blue Chalcedony

6ct
11.8 mm
$ 6.01
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Light Purplish Blue Chalcedony Gem - 3.6ct Round Buff-Top (ID: 532112)

Round Blue Chalcedony

3.6ct
9.6 mm
$ 3.63
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Light Blue Chalcedony Gem - 5.6ct Round Buff-Top (ID: 531207)

Round Blue Chalcedony

5.6ct
11.8 mm
$ 5.64
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Purplish Blue Chalcedony Gem - 9.7ct Round Buff-Top (ID: 530653)

Round Blue Chalcedony

9.7ct
14.8 mm
$ 9.68
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Light Purplish Blue Chalcedony Gem - 5.5ct Round Buff-Top (ID: 531204)

Round Blue Chalcedony

5.5ct
12 mm
$ 5.54
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Violet Blue Chalcedony Gem - 5.6ct Round Buff-Top (ID: 531205)

Round Blue Chalcedony

5.6ct
12 mm
$ 5.58
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Purplish Blue Chalcedony Gem - 3.4ct Round Buff-Top (ID: 531025)

Round Blue Chalcedony

3.4ct
10 mm
$ 3.41
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Light Blue Chalcedony Gem - 6ct Round Buff-Top (ID: 531206)

Round Blue Chalcedony

6ct
12.2 mm
$ 5.96
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Purplish Blue Chalcedony Gem - 4.4ct Round Buff-Top (ID: 531408)

Round Blue Chalcedony

4.4ct
11.5 mm
$ 4.42
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Violet Blue Chalcedony Gem - 5.6ct Round Buff-Top (ID: 531210)

Round Blue Chalcedony

5.6ct
12 mm
$ 5.57
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Violet Blue Chalcedony Gem - 9.4ct Round Buff-Top (ID: 532099)

Round Blue Chalcedony

9.4ct
14 mm
$ 9.43
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Light Purplish Blue Chalcedony Gem - 9.6ct Round Buff-Top (ID: 532098)

Round Blue Chalcedony

9.6ct
13.9 mm
$ 9.62
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Light Purplish Blue Chalcedony Gem - 6.9ct Round Buff-Top (ID: 531208)

Round Blue Chalcedony

6.9ct
12 mm
$ 6.89
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Purplish Blue Chalcedony Gem - 5.4ct Round Buff-Top (ID: 531406)

Round Blue Chalcedony

5.4ct
11.7 mm
$ 5.41
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Purplish Blue Chalcedony Gem - 5.7ct Round Buff-Top (ID: 531407)

Round Blue Chalcedony

5.7ct
11.8 mm
$ 5.69
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Purplish Blue Chalcedony Gem - 4.7ct Round Buff-Top (ID: 532110)

Round Blue Chalcedony

4.7ct
10.9 mm
$ 4.66
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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.

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1099
More Shapes
  • Asscher Cut
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  • Baguette Checkerboard
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  • Baguette Facet
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  • Ball Facet
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  • 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 Faceted Sphere
  • Drilled Sphere
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  • Drilled Square Rondelle Slice
  • Fancy Bicone
  • Fancy Cabochon
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  • Fantasy Carved Flower Cut
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  • Half Heart Cabochon
  • Half Heart Facet
  • Half Moon Cabochon
  • Half Moon Facet-Cut
  • Half Moon Faceted
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  • Half-Drilled Sphere
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  • Heart Checkerboard (double sided)
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  • Octagon / Scissor Cut
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  • Trillion Shape Sugarloaf Cabochon
  • Undrilled Briolette Teardrop
Popular Gemstones
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All Gemstones (146)
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
  		•  Calcite
  		• Carnelian
  		• Cat's Eye Apatite
  		• Cat's Eye Aquamarine
  		• Cat's Eye Augite
  		• 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
  		• Clinohumite
  		• 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
  		• Hiddenite
  		• Howlite
  		• Hyalite Opal
    • I Back to Top
  		•  Idocrase
  		• Imperial Topaz
  		• Iolite
    • J Back to Top
  		•  Jade Gemstones
  		• Jadeite
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    • 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
  		• Moss Opal
  		• 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
  		• Smoky Quartz
  		• 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
  		• Sugilite
  		• 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
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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

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