Gemstones

Natural ametrine, bicolor - purple / yellow, octagon cut, 8.48 ct, loose gemstone, view 5.

Natural Ametrine 8.48 ct – Octagon, Untreated

3.286,00 CZK

Natural ametrine, light purple / light yellow, 9.03 ct, loose gemstone.

Natural Ametrine 9.03 ct – Fancy, Untreated

3.260,00 CZK

Natural ametrine, bicolor - purple / yellow, octagon cut, 8.67 ct, loose gemstone, view 5.

Natural Ametrine 8.67 ct – Octagon, Untreated

3.235,00 CZK

Natural ametrine, light purple / light yellow, cushion cut, 8.96 ct, loose gemstone.

Natural Ametrine 8.96 ct – Cushion Cut, Untreated

3.235,00 CZK

Natural ametrine, bicolor - purple / yellow, octagon cut, 8.3 ct, loose gemstone, view 5.

Natural Ametrine 8.30 ct – Octagon, Untreated

3.209,00 CZK

Natural ametrine, bicolor - purple / yellow, emerald cut, 8.29 ct, loose gemstone, view 5.

Natural Ametrine 8.29 ct – Emerald Cut, Untreated

3.209,00 CZK

Natural ametrine, light purple / light yellow, octagon cut, 6.1 ct, loose gemstone.

Natural Ametrine 6.10 ct – Octagon, Untreated

3.209,00 CZK

Mint Green Tourmaline - 1.53 ct

3.209,00 CZK

Natural Red Zircon 2.50 ct – Oval Cut, Untreated

3.209,00 CZK

Natural Brown Zircon 2.30 ct – Round Brilliant Cut, Untreated

3.209,00 CZK

Natural Prasiolite 3.45 ct – Green Amethyst, Pear Cut, Heat Treated

3.209,00 CZK

Blue Sapphire - 0.53 ct

3.209,00 CZK

Tricolor Tourmaline - 1.30 ct

3.183,00 CZK

Natural Ametrine 8.20 ct – Purple-Yellow, Fancy Cut, Untreated, Bolivia

3.183,00 CZK

Natural Almandine Garnet 2.69 ct – Octagon Cut, Untreated

3.106,00 CZK

Natural ametrine, light purple / light yellow, rectangle cut, 8.61 ct, loose gemstone.

Natural Ametrine 8.61 ct - Rectangle, Untreated

3.081,00 CZK

Natural Spessartite Garnet 3.15 ct – Oval Cut, Untreated

3.055,00 CZK

Natural ametrine, light purple / light yellow, fancy cut, 7.93 ct, loose gemstone, view 5.

Natural Ametrine 7.93 ct – Fancy Cut, Untreated

3.054,00 CZK

Natural Ametrine 7.65 carats, cut-cornered whistle cut, purple-yellow bi-color gemstone, untreated

Natural Ametrine 7.65 ct – Purple/Yellow, Cut-Cornered Whistle Cut, Untreated

3.029,00 CZK

Natural Amethyst 8.47 ct – Purple, Oval Cut, Untreated, Bolivia

3.029,00 CZK

Natural Amethyst 13.10 ct – Purple, Cushion Cut, Untreated

3.029,00 CZK

Citrine 12.75 ct – Yellow-Orange, Pear Cut

3.029,00 CZK

Natural Lemon Quartz 28.15 ct – Oval Cut, Untreated

3.004,00 CZK

Natural Green Tourmaline 1.54 ct – Square Cut, Untreated

3.004,00 CZK

Natural Green Tourmaline 1.00 ct – Emerald Cut, Untreated

3.004,00 CZK

Natural Garnet 1.37 ct – Oval Cut, Untreated, Pinkish Red

3.004,00 CZK

Natural ametrine, bicolor - purple / yellow, octagon cut, 7.76 ct, loose gemstone, view 5.

Natural Ametrine 7.76 ct - Octagon, Untreated

3.003,00 CZK

Natural Amethyst 12.45 ct – Cushion Cut, Untreated

2.978,00 CZK

Natural ametrine, bicolor - purple / yellow, emerald cut, 7.67 ct, loose gemstone.

Natural Ametrine 7.67 ct – Emerald Cut, Untreated

2.977,00 CZK

Brownish Red Tourmaline - 2.25 ct

2.952,00 CZK

Mint Green Tourmaline - 2.49 ct

2.952,00 CZK

8.086,00 CZK

Natural Citrine matched pair 5.95 ct – Cushion Cut, Heated

2.952,00 CZK

Natural Green Tourmaline 1.17 ct – Square Cut, Untreated

2.901,00 CZK

Natural Ametrine 7.27 carats, kite cut, purple and yellow bi-color gemstone, untreated

Natural Ametrine 7.27 ct – Purple/Yellow, Kite Cut, Untreated

2.875,00 CZK

Natural Ametrine 7.03 carats, tapered baguette cut, flawless purple-yellow bi-color gemstone, untreated

Natural Ametrine 7.03 ct – Purple/Yellow, Tapered Baguette Cut, Untreated

2.773,00 CZK

Natural ametrine, bicolor - vivid purple / vivid yellow, emerald cut, 7.18 ct, loose gemstone, view 5.

Natural Ametrine 7.18 ct - Emerald Cut, Untreated

2.772,00 CZK

Natural ametrine, bicolor - purple / yellow, fancy cut, 6.72 ct, loose gemstone.

Natural Ametrine 6.72 ct – Fancy, Untreated

2.747,00 CZK

Natural Ametrine 7.07 carats, fancy octagonal cut, purple-yellow bi-color gemstone, untreated

Natural Ametrine 7.07 ct – Purple/Yellow, Fancy Octagonal Cut, Untreated

2.747,00 CZK

Natural Umbalite Garnet 2.66 ct – Oval Cut, Untreated

2.747,00 CZK

Natural ametrine, light purple / light yellow, octagon cut, 7.46 ct, loose gemstone.

Natural Ametrine 7.46 ct - Octagon Cut, Untreated

2.696,00 CZK

Natural Garnet 1.10 ct – Round Cut, Untreated, Pinkish Red

2.696,00 CZK

Natural Hessonite Garnet 9.89 ct – Oval Cut, Untreated

2.644,00 CZK

Natural Welo Smoked Opal 1.41 ct – Oval Faceted Cut

2.644,00 CZK

Natural ametrine, light purple / light yellow, emerald cut, 6.86 ct, loose gemstone, view 5.

Natural Ametrine 6.86 ct – Emerald Cut, Untreated

2.644,00 CZK

Natural Green Sapphire 0.84 ct – Heart Cut, Heated, Madagascar

2.542,00 CZK

Natural Ametrine 6.68 ct – Violet/Yellow, Cut-Cornered Whistle Cut, Untreated

2.542,00 CZK

Natural Amethyst 10.64 ct – Emerald Cut, Untreated

2.516,00 CZK

Sapphire 0.55 ct – Pear Cut, Heat Treated

2.516,00 CZK

The online selection does not represent the full scope of our sourcing capabilities.

Certain gemstones are sourced individually and never appear within public collections.

Contact us for enquiries beyond the visible selection.

Our approach to gemstones

Every gemstone in our collection is selected with emphasis on authenticity, quality, and transparent disclosure.

Certified natural gemstones

We work exclusively with natural gemstones, accompanied by gemological documentation from recognized laboratories where applicable.

Transparent disclosure

Any treatments or enhancements are always clearly stated for each individual stone.

Ethical sourcing

Our gemstones are sourced through trusted partners with a focus on responsible and ethical practices.

Expert handling

Each stone is individually evaluated and handled with professional care.

Sosna Gems is not a licensed financial advisor. Gemstones are collectibles, not securities. Past performance is not indicative of future results. Legal & risk disclosure .