Coding Terms and Conditions
How to Order | |
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 Tourmaline,
1.95 ct, step mazda triangle cut, Minas Gerais, Brazil. ~8 mm, VVS.
Classic dark blue indicolite. (Stock #TOBT-0195) $292.50 |
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Tourmaline,
2.87 ct, superman shield type cut, Namibia. 8.9x10.5 mm, EC.
Classic pure dark blue indicolite. (Stock #TOBS-0287) $574.00 |
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Tourmaline,
2.77 ct, mixed shield cut, Namibia. 8.3x9.5 mm, EC.
Classic dark blue indicolite with teal undertones in some light. (Stock #TOBS-0277)
$277.00 |
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Tourmaline,
2.37 ct, scissors cut, Namibia. ~6.4x9.3 mm, VSI, mostly clean, has a couple
light checks. Unusual light teal, the color Namibia is famous for. (Stock #TOBS-0237)
$324.00 |
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Garnet, Grossular,
peach, 1.94 ct., mixed oval, 6.1x8.3 mm. VVS. Ontario, Canada. Great
peach color. Unusually clean for this material. (Stock
#GAOO-0194) $140.00 |
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New. Zircon, dark blue, 3.69 ct
oval, 7x10.5 mm, VVS to VSI. Rare, Unusual gorgeous super blue color,
old stock rough from SE Asia. Most all blue zircons are heat-treated in Asia
from white to pale yellow material in a reducing atmosphere. The treatment
is permanent and perfectly accepted in the trade. (Stock #ZIBO-0369) $664.20 |
 | New. Zircon, dark blue, 5.24 ct long hexagon, 7.4x13.3 mm. EC. From an old find I was able to secure from a friend in the business, SE Asia. Super dark blue color. Most all blue zircons are heat-treated in Asia from white to pale yellow material in a reducing atmosphere. The treatment is permanent and perfectly accepted in the trade. Beautiful! Rare. (Stock #ZIBH-0524) $943.20 |
 | New. Spinel, Tanzania, 1.36 ct, lozenge, 5.2x7.7 mm, EC (eyeclean), all natural. Intriguing medium purply-pink color. These are good, hard, natural gemstones. Close to sapphire in hardness. From the new finds in east Africa. (Stock #SPPL-0136) $272.00 |
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 Garnet,
Tanzania, Rhodolite variety, 3.93 ct arrowhead cut, EC, 8.4x12.8 ct. Really
nice color. From the new finds in Tanzania.
(Stock #GARA-0393) $175.00 |
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Tanzanite, great color, 1.06
ct teardrop/pear shape, EC (eyeclean), 5.7x8.3 mm. From Tanzania, rare, the only place in the
world this gem has ever been found. Most are relatively unattractive brown
tone when mined, and are routinely heat-treated to the blue/purple tone.
This is considered in the gem trade as a perfectly acceptable treatment.
Note that after treatment they can come out light or dark, this does not
intensify color. (Stock #TABT-0106) $400.00 |
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Tanzanite, mixed oval, 1.43
ct, EC, Tanzania, nice darker blue with a slight purply undertone.
Material gets scarcer every year, the mines are very deep underground now. I
was happy to come across a small parcel of rough a few weeks back.
5.3x8.5 mm. (Stock #TABO-0143) $572.00 |
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Sphene (Titanite).
4.30 ct Portuguese marquise cut, SI. Large. 7.8 x 15 mm. Pakistan. Most common and popular sphene color. Sphene is
known for it's firey brilliance and dispersion. Hardness 5+ (Stock #SPGM-0430)
$430.00 |
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Sphene (Titanite).
2.62 ct round. 8.7mm, SI (very light veil). Pakistan. Most common and popular sphene color. Sphene is
known for it's fiery brilliance and dispersion. This one is exceptionally
bright, fantastic play of colors. Hardness 5+ (Stock #SPGR-0262)
$262.00 |
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Scapolite,
Tanzania. 2.55 ct superman shield cut, 8.6 x 11.3 mm., EC. Good color and
brilliance. (Stock #SCPS-0255) $255.00 |
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Heliodor Beryl, 10.59 ct
Portuguese pear shape, EC, S. Africa. 12.2x17 mm. Incredible collector/museum
grade gem. Richest color. Old stock. Rough vendor had no information on any
possible treatments. (Stock #HEGP-1059) $1,650.00 |
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Heliodor Beryl, 8.25 ct
Portuguese oval, VSI, S. Africa. 11.8x15.3 mm. Fine golden yellow, old stock. Incredible
collector/museum grade gemstone. Incredible collector grade gemstone. Has a
slight curved veil in one end. Rough vendor had no information on any
possible treatments. Mined heliodor rough can be produced by irradiatiating
aquamarine, but I wonder why someone would take good aqua and change
it to heliodor, which has less market value? (Stock #HEGO-0825) $950.00 |
 | New. Tourmaline, Hot pinky-red! 5.73 ct, lozenge shape, 7.8x9.5 mm. Like most hot pinks, has numerous light inclusions. Old stock Nigerian material. Almost looks like Stewart Mine Pala pink, but maybe even more intense! What a gorgeous color! (Stock #TOPL-0573) $1031.40 |
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New. Tourmaline, super!
Medium dark orange, Africa, 9.63 ct pulsar, 11.4x14 mm, Eyeclean. Rare
quality, color and size, from old stock. Unsure of country of origin. (Stock
#TOOP-0963) $1,444.50 |
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Ruby, Madagscar,
1.04 ct oval, 5.6x6.8 mm, EC. Genuine natural ruby, not treated in any way
that we are aware of. This is one of the deep garnety-red toned rubies. Not
fluorescent. I cut this from an old small stash of rough from an long time
dealer. If you like a darker tone in your rubies, this may be the one.
(Stock #RURO-0104) $Make offer. |
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Topaz, 13.00 cts.,
Portuguese cushion cut, 13x15.5 mm, VVS, Glenn Cove, Pike's Peak, CO. One
tiny inclusion near the culet. This rough was collected by Robert Drisgill in the 1990's from the
area "Ed Over Jr." worked with ropes in the 50's. Found by re-tracing his steps with a picture of the cliffs in hand. The area yielded a small number of really nice pieces.
(Stock # TZCC-1300) $650.00 |
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Topaz, 9.28 ct triad cut,
13.5 mm. Eyeclean (EC). Colorless, but has a hint of champagne left in it
(all champagne topaz will fade to colorless eventually when exposed to UV
sunlight). Found at Glenn Cove, Pike's Peak. This rough was collected by Robert Drisgill in the 1990's from the
area "Ed Over Jr." worked with ropes in the 50's. Found by re-tracing his steps with a picture of the cliffs in hand. The area yielded a small number of really nice pieces.
(Stock #TZCT-0928) $464.00 |
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Wire Wrap Pendants and earrings. Our designers have wire wrapped some of our cabs into outstanding, one-of-kind, pendants and earrings that women will be delighted to wear and receive as gifts. Only available from Buena Vista Gem Works is our self-collected, custom cut and polished Colorado Columbine Blue Agate Jewelry. |