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AMETHYST
AQUAMARINE
CHAMPAGNE GARNET
CHROME DIOPSIDE
CHROME TOURMALINE
COLOR CHANGE GARNET
COLOR CHANGE GARNET (LINDI)
CUT MIX GEMSTONES
EMERALD
GROSSULAR GARNET
MALAYA GARNET
MORGANITE
PEZZOTAITE
RED GARNET
RHODOLITE GARNET
RUBY
SAPPHIRE
SAPPHIRE FANCY
SAPPHIRE PINK
SAPPHIRE SONGEA
SAPPHIRE YELLOW
SAPPHIRE, PADPARADSCHA
SAPPHIRE, UNHEATED YELLOW
SCAPOLITE
SPESSARTITE GARNET
SPHENE
SPINEL BABY PINK
SPINEL FANCY
SPINEL PINK
SUN STONE
TANZANITE
TANZANITE FANCY COLOR
TOPAZ
TOURMALINE
TOURMALINE GREEN
TOURMALINE, FANCY COLOR
TOURMALINE, PARAIBA
TOURMALINE, RUBELLITE
TSAVORITE GARNET
ZIRCON
AMETHYST
AQUAMARINE
CHAMPAGNE GARNET
CHROME DIOPSIDE
CHROME TOURMALINE
COLOR CHANGE GARNET
COLOR CHANGE GARNET (LINDI)
CUT MIX GEMSTONES
EMERALD
GROSSULAR GARNET
MALAYA GARNET
MORGANITE
PEZZOTAITE
RED GARNET
RHODOLITE GARNET
RUBY
SAPPHIRE
SAPPHIRE FANCY
SAPPHIRE PINK
SAPPHIRE SONGEA
SAPPHIRE YELLOW
SAPPHIRE, PADPARADSCHA
SAPPHIRE, UNHEATED YELLOW
SCAPOLITE
SPESSARTITE GARNET
SPHENE
SPINEL BABY PINK
SPINEL FANCY
SPINEL PINK
SUN STONE
TANZANITE
TANZANITE FANCY COLOR
TOPAZ
TOURMALINE
TOURMALINE GREEN
TOURMALINE, FANCY COLOR
TOURMALINE, PARAIBA
TOURMALINE, RUBELLITE
TSAVORITE GARNET
ZIRCON
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Advanced Quality

Quality Gemstones

Cut to perfection

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Our gemstones

“Gems are nature’s underground flowers;
We at Advanced Quality just polish them to show their true beauty.”

Menahem Sevdermish

SAPPHIRE YELLOW

SPINEL PINK

TANZANITE FANCY COLOR

TANZANITE

RUBY

TSAVORITE GARNET

CHROME TOURMALINE

PARAIBA

SPINEL FANCY

PINK SAPPHIRE

SAPPHIRE

AQUAMARINE

TOURMALINE

SPESSARTITE GARNET

RED GARNET

GROSSULAR GARNET

COLOR CHANGE GARNET

EMERALD

ZIRCON

SCAPOLITE

RHODOLITE GARNET

PINK TOURMALINE

SPHENE

MORGANITE

For more then 40 years, menahem and kobi sevdermish, together, source the rough in various parts of the world particularly in africa, cutting and polishing the stones in the company-owned lapidary in bangkok

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Loose Gems

Matching pairs

Parcels

Designs

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Designs
Loose Gems
Matching Pairs
Parcels

Choose Gem Type

AMETHYST
AQUAMARINE
CHAMPAGNE GARNET
CHROME DIOPSIDE
CHROME TOURMALINE
COLOR CHANGE GARNET
COLOR CHANGE GARNET (LINDI)
CUT MIX GEMSTONES
EMERALD
GROSSULAR GARNET
MALAYA GARNET
MORGANITE
PEZZOTAITE
RED GARNET
RHODOLITE GARNET
RUBY
SAPPHIRE
SAPPHIRE FANCY
SAPPHIRE PINK
SAPPHIRE SONGEA
SAPPHIRE YELLOW
SAPPHIRE, PADPARADSCHA
SAPPHIRE, UNHEATED YELLOW
SCAPOLITE
SPESSARTITE GARNET
SPHENE
SPINEL BABY PINK
SPINEL FANCY
SPINEL PINK
SUN STONE
TANZANITE
TANZANITE FANCY COLOR
TOPAZ
TOURMALINE
TOURMALINE GREEN
TOURMALINE, FANCY COLOR
TOURMALINE, PARAIBA
TOURMALINE, RUBELLITE
TSAVORITE GARNET
ZIRCON

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0.01 - 0.29
0.3 - 0.49
0.5 - 0.9
0.91 - 1.9
1.91 - 2.9
2.91 - 4.9
4.91 - 9.99
10 - 19.99
20+

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1-199
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10000+
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    • Collectors

    Have a look at our amazing collectors’ items.
    Advanced quality specializes in unique, one of a kind gems cut from rare rough sourced by us.

    Advanced Quality’s outstanding expertise in cutting ensures fine quality faceted gems.

    These gems are an exceptional addition for any collector.

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    GEMTRAIL

    Take a peek at the intriguing process of the transformation from the rough material to the beautifully cut, faceted, one of a kind gemstone.

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    Education

    Are you looking for information on Gemstones?

    Advanced Quality has the solution for you with its full online resources of information on gemstones.

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