Alemania

Las piedras preciosas vendidas en la subasta CG son vendidas por vendedores verificados y confiables elegidos por Catawiki.
Quien soy

Achim Strobl
Gemólogo por DGemG (Sociedad Gemológica Alemana eV, Idar Oberstein)
Especialista en piedras preciosas en bruto, preformado. corte

- Los orígenes no están certificados por un laboratorio, son mi opinión gemológica.
- Las fotos se toman a 10X, con lente macro, por lo que no son realmente visibles a simple vista.
- Las imágenes no son fieles a la escala, por eso le damos las medidas exactas de la piedra para que pueda tener una buena idea del tamaño.
- Los colores pueden verse diferentes dependiendo de la configuración de su pantalla.

-Envío por correo certificado y asegurado (2-3 semanas)
-Cargos de aduana pagados por el comprador

Auctions

Gemstone Auction (Certified Gemologists)

Gemstones Auction (Special & Collector)

Brazil - No evidence of treatment

24 pcs  Blue, Green, Orange, Pink Tourmaline  - 11.60 ct - No laboratory report - vivid colours

3 pcs  Green Tourmaline  - 5.37 ct - No laboratory report

No Reserve Price Green Tourmaline  - 4.48 ct - No laboratory report

No Reserve Price - 60 pcs  Pink, Red Ruby  - 3.42 ct - No laboratory report

Commonly heated with no evidence of treatment

No Reserve Price - 21 pcs  Pink Ruby  - 7.15 ct - No laboratory report

No Reserve Price Brown, Orange Tourmaline  - 20.85 ct - No laboratory report

Brazil - Commonly heated with no evidence of treatment

2 pcs  Green, Yellow Sapphire  - 1.50 ct - No laboratory report

No Reserve Price - 16 pcs  Orange Citrine  - 33.37 ct - No laboratory report

No Reserve Price Red Tourmaline  - 1.92 ct - No laboratory report

2 pcs  Blue Aquamarine  - 3.18 ct - No laboratory report - fine colour quality

No Reserve Price Blue Zircon  - 3.15 ct - No laboratory report

No heat treatment

No Reserve Price Beryl  - 7.95 ct - No laboratory report

No Reserve Price Blue Aquamarine  - 8.66 ct - No laboratory report - half drilled as pendant

Blue Sapphire  - 4.55 ct - No laboratory report

No Reserve Price Orange, Yellow Citrine  - 25.65 ct - No laboratory report

No evidence of treatment

Colourless Fluorite  - 11.12 ct - No laboratory report

Blue Sapphire  - 4.14 ct - No laboratory report

No Reserve Price Blue Aquamarine  - 3.40 ct - No laboratory report

No Reserve Price Blue Aquamarine  - 6.47 ct - No laboratory report

No Reserve Price Brown, Yellow Citrine  - 25.77 ct - No laboratory report

Russia - No evidence of treatment

No Reserve Price Green Diopside  - 1.13 ct - No laboratory report

Brazil - No heat treatment

No Reserve Price - 8 pcs  Violet Amethyst  - 21.72 ct - No laboratory report

No Reserve Price - 6 pcs  Violet Amethyst  - 20.97 ct - No laboratory report - Rose de france -colour

No Reserve Price Violet Iolite  - 2.69 ct - No laboratory report

Brazil - Commonly irradiated with no evidence of treatment

No Reserve Price Topaz  - 22.75 ct - No laboratory report

Namibia - No evidence of treatment

Green Fluorite  - 27.21 ct - No laboratory report

No Reserve Price Green Tourmaline  - 5.73 ct - No laboratory report

Bolivia - No evidence of treatment

Bi-colour Ametrine  - 25.12 ct - No laboratory report

No Reserve Price Scapolite  - 4.23 ct - No laboratory report

Pakistan - No evidence of treatment

16 pcs  Green Peridot  - 8.02 ct - No laboratory report

Green Tourmaline  - 3.66 ct - No laboratory report - fine colour quality

No Reserve Price Blue Aquamarine  - 4.13 ct - No laboratory report

Red Ruby  - 0.75 ct - No laboratory report

Blue Aquamarine  - 6.35 ct - No laboratory report

No Reserve Price Bi-colour Ametrine  - 10.64 ct - No laboratory report

20 pcs  Blue Aquamarine  - 4.42 ct - No laboratory report

No Reserve Price Blue Topaz  - 27.31 ct - No laboratory report

Peru - No evidence of treatment

No Reserve Price Pink Opal  - 15.33 ct - No laboratory report - big size21

No Reserve Price - 12 pcs  Black, Blue Sapphire  - 10.82 ct - No laboratory report

Brazil - Oiling

No Reserve Price Green Emerald  - 0.32 ct - No laboratory report

No Reserve Price - 2 pcs  Violet Amethyst  - 16.57 ct - No laboratory report

No Reserve Price Violet Amethyst  - 15.11 ct - No laboratory report

No Reserve Price - 6 pcs  Violet Amethyst  - 23.04 ct - No laboratory report

No Reserve Price Yellow Citrine  - 14.75 ct - No laboratory report

No Reserve Price - 9 pcs  Blue Aquamarine  - 2.31 ct - No laboratory report

2 pcs  Green Tourmaline  - 5.11 ct - No laboratory report

No Reserve Price - 16 pcs  Blue Aquamarine  - 8.00 ct - No laboratory report

Green Tourmaline  - 5.93 ct - No laboratory report

9 pcs  Green Peridot  - 8.72 ct - No laboratory report

Orange Citrine  - 33.73 ct - No laboratory report

No Reserve Price Green Tourmaline  - 3.20 ct - No laboratory report

No Reserve Price Blue Aquamarine  - 3.26 ct - No laboratory report

No Reserve Price Pink Morganite  - 4.53 ct - No laboratory report

No Reserve Price - 15 pcs  Yellow Yellow Beryl (Heliodor)  - 3.00 ct - No laboratory report

Blue Sapphire  - 1.92 ct - No laboratory report

No Reserve Price Yellow Citrine  - 32.86 ct - No laboratory report

No Reserve Price - 2 pcs  Blue Aquamarine  - 6.56 ct - No laboratory report

No Reserve Price Colourless Quartz  - 12.99 ct - No laboratory report - with golden Rutile Needle

No Reserve Price Blue, Green Aquamarine  - 3.71 ct - No laboratory report

No Reserve Price Yellow Citrine  - 26.14 ct - No laboratory report

No Reserve Price Blue Aquamarine  - 1.74 ct - No laboratory report

No Reserve Price - 9 pcs  Pink Ruby  - 1.35 ct - No laboratory report

No Reserve Price Colourless Quartz  - 26.32 ct - No laboratory report

No Reserve Price Pink Opal  - 17.49 ct - No laboratory report

No Reserve Price - 2 pcs  Yellow Citrine  - 23.98 ct - No laboratory report

No Reserve Price - 2 pcs  Blue Topaz  - 23.17 ct - No laboratory report

No Reserve Price - 16 pcs  Yellow Beryl  - 2.92 ct - No laboratory report

No Reserve Price Colourless Quartz  - 20.46 ct - No laboratory report

Green Tourmaline  - 4.86 ct - No laboratory report - fine colour quality

No Reserve Price Bi-colour, Orange, Pink Tourmaline  - 6.21 ct - No laboratory report

Pink Tourmaline  - 4.48 ct - No laboratory report

No Reserve Price Pink Tourmaline  - 2.40 ct - No laboratory report

23 pcs  Blue Aquamarine  - 13.65 ct - No laboratory report

Bi-colour Tourmaline  - 3.67 ct - No laboratory report

11 pcs  Blue, Pink, Yellow Beryl  - 7.14 ct - No laboratory report - fine colour qualitys

No Reserve Price - 6 pcs  Green Peridot  - 5.00 ct - No laboratory report

Blue Aquamarine  - 3.75 ct - No laboratory report

No Reserve Price - 10 pcs  Pink Morganite  - 3.38 ct - No laboratory report

Ohne Mindestpreis Yellow Yellow Beryl (Heliodor)  - 4.75 ct - No laboratory report - extra fine colour quality

No Reserve Price Pink Morganite  - 2.59 ct - No laboratory report

No Reserve Price - 3 pcs  Blue Aquamarine  - 5.90 ct - No laboratory report

No Reserve Price - 4 pcs  Blue Aquamarine  - 3.28 ct - No laboratory report

No Reserve Price Green Emerald  - 0.35 ct - No laboratory report

No Reserve Price Blue Aquamarine  - 2.57 ct - No laboratory report

No Reserve Price - 10 pcs  Yellow Scapolite  - 5.36 ct - No laboratory report

No Reserve Price Orange, Brown Quartz  - 35.24 ct - No laboratory report

No Reserve Price Colourless Quartz  - 33.06 ct - No laboratory report -  fine tourmaline needles

No Reserve Price Yellow Citrine  - 28.29 ct - No laboratory report

No Reserve Price Yellow Citrine  - 30.20 ct - No laboratory report

No Reserve Price Orange, Yellow Beryl  - 5.13 ct - No laboratory report

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