0
AQUAMARINE
CHAMPAGNE GARNET
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
AQUAMARINE
CHAMPAGNE GARNET
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
0
Advanced Quality

Quality Gemstones

Cut to perfection

Explore More

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

Read more

Loose Gems

Matching pairs

Parcels

Designs

Quick search for gem item

Choose Category

Designs
Loose Gems
Matching Pairs
Parcels

Choose Gem Type

AQUAMARINE
CHAMPAGNE GARNET
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

Choose Shape

BAGUETTE
CABOCHON
CUSHION
EMERALD
FANCY
HEART
MARQUISE
OVAL
PEAR
PRINCESS
ROUND
SQUARE
SQUARE CUSHION
SQUARE EMERALD
TRILLION

Choose Weight

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+

Choose Color

BLUE
BROWN
CHAMPAGNE
GRAY
GREEN
MIX
MULTY
ORANGE
PINK
PURPLE
RED
VIOLET
YELLOW

Choose Budget

1-199
200-499
500-999
1000-1999
2000-4999
5000-9999
10000+
Apply search

Recommended Products

  • Advanced Quality Gemstones SAPPHIRE
    SAPPHIRE 2.03ct
    2.03ct, ROYAL BLUE, SAPPHIRE, OVAL, SRI LANKA
    SIGN UP FOR DETAILS
  • Advanced Quality Gemstones TANZANITE FANCY COLOR
    TANZANITE FANCY COLOR 3.16ct
    3.16ct, COGNAC, TANZANITE FANCY COLOR, OVAL, TANZANIA
    SIGN UP FOR DETAILS
  • Advanced Quality Gemstones TANZANITE FANCY COLOR
    TANZANITE FANCY COLOR 0.96ct
    0.96ct, TANZANITE FANCY COLOR, OVAL, TANZANIA
    SIGN UP FOR DETAILS
  • Advanced Quality Gemstones TOURMALINE, FANCY COLOR
    TOURMALINE, FANCY COLOR 4.39ct
    4.39ct, GREEN, TOURMALINE, FANCY COLOR, CUSHION, TANZANIA
    SIGN UP FOR DETAILS
  • Advanced Quality Gemstones TOURMALINE, FANCY COLOR
    TOURMALINE, FANCY COLOR 1.06ct
    1.06ct, TOURMALINE, FANCY COLOR, OVAL, TANZANIA, EGL
    SIGN UP FOR DETAILS
  • Advanced Quality Gemstones AQUAMARINE
    AQUAMARINE 18.3ct
    18.3ct, AQUAMARINE, PEAR, BRAZIL
    SIGN UP FOR DETAILS
  • Advanced Quality Gemstones AQUAMARINE
    AQUAMARINE 27.24ct
    27.24ct, AQUAMARINE, PEAR, BRAZIL
    SIGN UP FOR DETAILS
  • Advanced Quality Gemstones AQUAMARINE
    AQUAMARINE 25.13ct
    25.13ct, AQUAMARINE, PEAR, BRAZIL
    SIGN UP FOR DETAILS
  • Advanced Quality Gemstones AQUAMARINE
    AQUAMARINE 3.6ct
    3.6ct, BLUE, AQUAMARINE, EMERALD, NIGERIA
    SIGN UP FOR DETAILS
  • Advanced Quality Gemstones ZIRCON
    ZIRCON 10.55ct
    10.55ct, CINNAMON, ZIRCON, OVAL, TANZANIA
    SIGN UP FOR DETAILS

    • 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.

    Read more

    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.

    Read more

    Education

    Are you looking for information on Gemstones?

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

    Read more
    Skip to content