Collector´s gems
Rare gems
Note: no wholesale prices in this category
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From Tsumeb
cut: oval
origin: Namibia, Kunene River
treatment: Untreated
clarity: very very small inclusions
Large aquamarine crystal with etch figures at both ends. The hydrofluoric acid causing these figures also etched an included, large tourmaline crystal out of the aquamarine. The result is a surface-reaching "negative crystal", a cavity in the shape of the tourmaline crystal which even shows the tourmalines typical striations!
cut: natural crystal
origin: Pakistan, Gilgit, Hunza Valley
treatment: Untreated
clarity: very distinct inclusions
Rare mineral, discovered 1978, hardly ever facetted, Mohs hardness 9!!
cut: oval
origin: Brazil
treatment: Untreated
clarity: opaque
Rare mineral, discovered 1978, hardly ever facetted, Mohs hardness 9!!
cut: oval
origin: Brazil
treatment: Untreated
clarity: opaque
Rare mineral, discovered 1978, hardly ever facetted, Mohs hardness 9!!
cut: pear
origin: Brazil
treatment: Untreated
clarity: opaque
cut: pear
origin: Germany
treatment: Untreated
clarity: distinct inclusions
exact location: gunjale, ahmednagar district, maharashtra
cut: cabochon oval
origin: India
treatment: Untreated
clarity: semi-translucent
perfectly cut for maximum brilliance
cut: radiant
origin: Madagascar
treatment: Untreated
clarity: eyeclean
cut: fancy cut
origin: unknown
treatment: Untreated
clarity: very distinct inclusions
very rare, partly transparent secondary mineral of the scheelite group, produced by chemical weathering, exact location: mahodari, nasik district, maharashtra
cut: cabochon oval
origin: India
treatment: Untreated
clarity: very distinct inclusions
Extremely rare manganese silicate
cut: fancy cut
origin: Brazil
treatment: Untreated
clarity: very distinct inclusions
Intergrowth of red tourmaline and white quartz, found 2015 in Brazil
cut: cabochon oval
origin: Brazil
treatment: Untreated
clarity: semi-translucent
Intergrowth of red tourmaline and white quartz, found 2015 in Brazil
cut: cabochon pear
origin: Brazil
treatment: Untreated
clarity: semi-translucent
From an undisclosed location in Tanzania. Bought in Arusha in 1987, this gem was part of a private collection until September 2021
cut: emerald cut
origin: Tanzania
treatment: Untreated
clarity: translucent
Shows a slight colourchange from blue to purple (daylight/incandescent light)
cut: cushion
origin: Sri Lanka
treatment: Untreated
clarity: very small inclusions
Good colour and high clarity, from Natas farm, Gamsberg area, Namibia
cut: oval
origin: Namibia, Kunene River
treatment: Untreated
clarity: very small inclusions
cut: trillion
origin: Brazil
treatment: Untreated
clarity: very, very distinct inclusions
Exceptionally fine colour
cut: oval
origin: Brazil
treatment: Untreated
clarity: very very small inclusions
cut: rough
origin: unknown
treatment: Untreated
clarity: opaque
cut: rough
origin: Colombia
treatment: Untreated
clarity: opaque
cut: cabochon hexagon
origin: India
treatment: Untreated
clarity: semi-translucent
unusual and very attractive Trapiche Ruby whose star pattern is superimposed by hexagonal growth figures.
cut: cabochon hexagon
origin: India
treatment: Untreated
clarity: semi-translucent
Purplish red Trapiche Ruby with beautiful star pattern
cut: cabochon hexagon
origin: India
treatment: Untreated
clarity: opaque
Unusually large and fine trapiche ruby whose pattern resembles a comet with tail
cut: cabochon hexagon
origin: India
treatment: Untreated
clarity: opaque
cut: cabochon oval
origin: India
treatment: Untreated
clarity: opaque
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