Loose Natural
Gemstones
Black Box Gemstones™
James Wolf Jewelers offers Black Box Gemstones™
online as well as other loose gems. Black Box
Gemstones™ feature many extra perks that
other online gemstone dealers do not offer and
are competitively priced.

KEY FEATURES

laser in scripted for identification
-
written grading analysis of your gemstone
by an independent laboratory
-
plus they will be re-examined by our own
in house accredited gem laboratory
-
a clip ring for immediate try on
-
gemstone grading brochure
This is a perfect gift to upgrade an
existing ring or pendant
Contact us and give us some specifics on what you are looking for. Then our
Certified Gemologist or experts will browse our available inventory and help you
pick out that perfect stone for your situation. Will give you feedback and in some
instances can email you a magnified picture of the various stones.  

Below is a sample of some of the current gemstones available. We take great
pride in our colored gemstone collection. We also stock some of the rarest gems
available. Just contact us today to find that perfect stone you desire.
All different styles of
cuts are available
just contact us
Genuine Alexandrite
AGTA: N
RI: 1.746-1.755
Hardness: 8.5
Specific Gravity: 3.73
Species: Chrysoberyl
Optic Character: DR
Phenomena: Color Change
Would you like to have one of these stones
in a ring or pendant? Just let us know!
Abbreviations::
BB = Black Box Gemstones™
ECLN = Eye Clean
SLYI = Slightly Included
MODI = Moderately Included
AGTA N = NONE
AGTA H = Heating: The use of heat to effect
desired alteration of color, clarity, and /or
phenomena. (Residue of foreign substances
in open fractures is not visible under properly
illuminated 10X magnification.
AGTA E = The “E” symbol indicates that a
gemstone is routinely enhanced
AGTA O = Oiling/Resin Infusion: The
intentional filling of surface breaking cavities
of a colorless oil, wax, natural resin, or
unhardened man-made material into
fissured transparent/translucent gemstones
to improve appearance. (i.e., oil, man-made
resin, cedar wood oil, Canada balsam,
paraffin, etc.)
Learn more about Gemstones and AGTA
codes by clicking here
Genuine Aqua
AGTA: H
RI: 1.577-1.583
Hardness: 7.5-8
Specific Gravity: 2.72
Species: Beryl
Optic Character: DR
Phenomena: Chatoyancy
(Rare)
Genuine Emerald
AGTA: E
RI: 1.577-1.583
Hardness: 7.5-8
Specific Gravity: 2.72
Species: Beryl
Optic Character: DR
Phenomena: Chatoyancy,
Asterism (Rare)
Geneuine Ruby
AGTA:
RI: 1.762-1.77
Hardness: 9
Specific Gravity: 4
Species: Corrundum
Optic Character: DR
Phenomena:
Chatoyancy(Very Rare)
Genuine Tanzanite
AGTA: H
RI: 1.691-1.700
Hardness: 6-7
Specific Gravity: 3.35
Species: Zoisite
Optic Character: DR
Phenomena:
Chatoyancy(Rare)
Genuine Topaz Precious
Golden
AGTA: N
RI: 1.619-1.627
Hardness: 8
Specific Gravity: 3.53
Species: Topaz
Optic Character: DR
Phenomena: Chatoyancy
Genuine Blue Sapphire
AGTA: H
RI: 1.762-1.77
Hardness: 9
Specific Gravity: 4
Species: Corrundum
Optic Character: DR
Phenomena: Asterism, color
change, chatoyancy(Very
Rare)
Genuine Pink Sapphire
AGTA: H
RI: 1.762-1.77
Hardness: 9
Specific Gravity: 4
Species: Corrundum
Optic Character: DR
Phenomena: Asterism, color
change, chatoyancy(Very
Rare)
Genuine White Sapphire
AGTA: E
RI: 1.762-1.77
Hardness: 9
Specific Gravity: 4
Species: Corrundum
Optic Character: DR
Phenomena: Asterism, color
change, chatoyancy(Very
Rare)
Genuine Sapphire Yellow
AGTA: H
RI: 1.762-1.77
Hardness: 9
Specific Gravity: 4
Species: Corrundum
Optic Character: DR
Phenomena: Asterism, color
change, chatoyancy(Very
Rare)
Contact us at (513) 770-4321
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