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Alexandrite - SOSNA Gems

Alexandrite

Natural Gemstone Purple Amethyst

Amethyst

Ametrine - natural bi-color gemstone

Ametrine

Apatite - SOSNA Gems

Apatite

Aquamarine - SOSNA Gems

Aquamarine

Beryl - SOSNA Gems

Beryl

Citrine - SOSNA Gems

Citrine

Emerald - SOSNA Gems

Emerald

Garnet - SOSNA Gems

Garnet

Imperial Topaz - SOSNA Gems

Imperial Topaz

Kunzite - SOSNA Gems

Kunzite

Morganite - SOSNA Gems

Morganite

Opal - SOSNA Gems

Opal

Peridot - SOSNA Gems

Peridot

Quartz - SOSNA Gems

Quartz

Ruby - SOSNA Gems

Ruby

Sapphire - SOSNA Gems

Sapphire

Sphalerite - SOSNA Gems

Sphalerite

Sphene - SOSNA Gems

Sphene

Spinel - SOSNA Gems

Spinel

Spodumene - SOSNA Gems

Spodumene

Tanzanite - SOSNA Gems

Tanzanite

Topaz - SOSNA Gems

Topaz

Tourmaline - SOSNA Gems

Tourmaline

Zircon - SOSNA Gems

Zircon

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Natural ametrine, bicolor - purple / yellow, octagon cut, 19.1 ct, loose gemstone.
Natural Ametrine 19.10 ct – Octagon, Untreated Sale price7.152,00 CZK
Natural ametrine, light purple / light yellow, octagon cut, 19.6 ct, loose gemstone, view 5.
Natural Ametrine 19.6 ct – Octagon, Untreated Sale price7.101,00 CZK
Natural ametrine, violet/yellow, emerald cut, 8.66 ct, loose gemstone.
Natural Ametrine 8.66 ct – Step Cut, Untreated, ITLGR Certified Sale price7.100,00 CZK
Natural ametrine, bicolor - vivid purple / vivid yellow, octagon cut, 18.28 ct, loose gemstone, view 5.
Natural Ametrine 18.28 ct - Octagon, Untreated Sale price7.100,00 CZK
Natural heated citrine, vivid orange, trillion cut, 8.38 ct, loose gemstone, view 4.
Natural Citrine 8.38 ct – Trillion, Heated Sale price7.100,00 CZK
Natural Umbalite Garnet 2.20 ct – Oval Cut, Untreated
Natural Umbalite Garnet 2.20 ct – Oval Cut, Untreated Sale price7.100,00 CZK
Natural green tourmaline, 1.51 carats, emerald cut, eye-clean clarity, transparent, untreated, green color, CGL certified.
Natural Green Tourmaline 1.51 ct – Emerald Cut, Eye Clean, CGL Certified Sale price7.100,00 CZK
Natural green tourmaline, 1.58 carats, emerald cut, eye-clean clarity, transparent, slightly bluish-green color, untreated, CGL certified.
Natural Green Tourmaline 1.58 ct – Emerald Cut, Eye Clean, CGL Certified Sale price7.100,00 CZK
Natural Aquamarine 1.16 ct – Sea Blue, Asscher Cut, Untreated, Brazil
Natural Aquamarine 1.16 ct – Sea Blue, Asscher Cut, Untreated, Brazil Sale price7.100,00 CZK
Natural Ametrine 15.73 ct – Purple - Yellow, Oval Cut, Untreated, Bolivia
Natural Ametrine 15.73 ct – Purple-Yellow, Oval Cut, Untreated, Bolivia Sale price7.100,00 CZK
Natural Sky Blue Topaz 15.08 ct – Pear Cut, ČGL Certified
Natural Sky Blue Topaz 15.08 ct – Pear Cut, ČGL Certified Sale price7.023,00 CZK
Natural emerald, 0.67 carats, emerald cut, semi-transparent, green color, F2 fracture filling, CGL certified.
Natural Emerald 0.67 ct – Emerald Cut, CGL Certified Sale price7.023,00 CZK
Natural kunzite spodumene, 6.17 carats, rectangular step cut, untreated, light pink transparent color, Himalaya certified gemstone
Natural Kunzite Spodumene 6.17 ct – Rectangular Step Cut, Untreated, Himalaya Certified Sale price7.023,00 CZK
Natural Blue Zircon Pair 2.62 ct – Oval Cut, Heated, Madagascar
Natural Blue Zircon Pair 2.62 ct – Oval Cut, Heated, Madagascar Sale price6.971,00 CZK
Natural ametrine, bicolor - purple / yellow, octagon cut, 18.52 ct, loose gemstone.
Natural Ametrine 18.52 ct – Octagon, Untreated Sale price6.945,00 CZK
Natural Citrine, Matched Pair 8.09 ct – Fancy Trillion Cut, Heated
Natural Citrine, Matched Pair 8.09 ct – Fancy Trillion Cut, Heated Sale price6.945,00 CZK
Natural ametrine, bicolor - purple / yellow, octagon cut, 17.82 ct, loose gemstone.
Natural Ametrine 17.82 ct – Octagon Cut, Untreated Sale price6.920,00 CZK
Natural ametrine, bicolor - purple / yellow, octagon cut, 18.43 ct, loose gemstone.
Natural Ametrine 18.43 ct - Octagon, Untreated Sale price6.920,00 CZK
Kunzite 9.06 ct – Light Pink, Octagonal Cut, HGTL Certified
Kunzite 9.06 ct – Light Pink, Octagonal Cut, HGTL Certified Sale price6.920,00 CZK
Natural citrine, pear cut, 31.13 ct, loose gemstone.
Natural Citrine 31.13 ct – Pear Cut Sale price6.842,00 CZK
Spinel 1.10 ct – Burmese Purple, Oval Cut, Mogok Origin
Spinel 1.10 ct – Burmese Purple, Oval Cut, Mogok Origin Sale price6.842,00 CZK
Natural Umbalite Garnet 2.28 ct – Oval Cut, Untreated
Natural Umbalite Garnet 2.28 ct – Oval Cut, Untreated Sale price6.842,00 CZK
Natural Almandine Garnet 4.72 ct – Oval Cut, Untreated
Natural Almandine Garnet 4.72 ct – Oval Cut, Untreated Sale price6.842,00 CZK
Natural Almandine Garnets 4.83 ct – Emerald Cut Matching Pair, Untreated
Natural Almandine Garnet 4.83 ct – Emerald Cut Matching Pair, Untreated Sale price6.842,00 CZK
Pinkish - Red Spinel 0.69 ct
Pinkish-Red Spinel 0.69 ct Sale price6.842,00 CZK
Natural Red Zircon 2.25 ct – Square Octagonal Cut, Untreated
Natural Red Zircon 2.25 ct – Square Octagonal Cut, Untreated Sale price6.842,00 CZK
Natural Almandine Garnets 4.85 ct – Asscher Cut Matching Pair, Untreated
Natural Almandine Garnet 4.85 ct – Asscher Cut Matching Pair, Untreated Sale price6.816,00 CZK
Natural Whiskey Honey Zircon 4.60 ct – Octagonal Cut, Untreated
Natural Whiskey Honey Zircon 4.60 ct – Octagonal Cut, Untreated Sale price6.816,00 CZK
Natural Dark Pink Spinel 1.81 ct – Octagonal Cut, Untreated, Sri Lanka
Natural Dark Pink Spinel 1.81 ct – Octagonal Cut, Untreated, Sri Lanka Sale price6.791,00 CZK
Natural ametrine, bicolor - purple / yellow, octagon cut, 17.5 ct, loose gemstone.
Natural Ametrine 17.5 ct – Octagon, Untreated Sale price6.790,00 CZK
Natural ametrine, bicolor - purple / yellow, octagon cut, 17.85 ct, loose gemstone, view 5.
Natural Ametrine 17.85 ct - Octagon Cut, Untreated Sale price6.687,00 CZK
Natural Umbalite Garnet 4.71 ct – Asscher Cut, Untreated
Natural Umbalite Garnet 4.71 ct – Asscher Cut, Untreated Sale price6.687,00 CZK
Natural smoky quartz, 20.79 carats, oval honeycomb cut, VVS clarity, orangy brown color, 22.05 × 16.24 × 11.23 mm, ČGL certified
Natural Smoky Quartz 20.79 ct – Oval Honeycomb Cut, Heated, ČGL Certified Sale price6.687,00 CZK
Natural ametrine, bicolor - vivid purple / vivid yellow, octagon cut, 16.11 ct, loose gemstone, view 5.
Natural Ametrine 16.11 ct – Octagon, Untreated Sale price6.661,00 CZK
Natural ametrine, bicolor - vivid purple / vivid yellow, octagon cut, 17.18 ct, loose gemstone, view 5.
Natural Ametrine 17.18 ct - Octagon, Untreated Sale price6.661,00 CZK
Natural Umbalite Garnet 4.73 ct – Asscher Cut, Unheated
Natural Umbalite Garnet 4.73 ct – Asscher Cut, Unheated Sale price6.584,00 CZK
Kunzite 7.28 ct – Light Pink, Octagonal Cut, HGTL Certified
Kunzite 7.28 ct – Light Pink, Octagonal Cut, HGTL Certified Sale price6.558,00 CZK
Natural ametrine, light violetish purple / light orangy yellow, cushion cut, 14.77 ct, loose gemstone.
Natural Ametrine 14.77 ct – Cushion, Untreated, ČGL Certified Sale price6.507,00 CZK
Natural ametrine, bicolor - vivid purple / vivid yellow, emerald cut, 16.66 ct, loose gemstone.
Natural Ametrine 16.66 ct – Emerald Cut, Untreated Sale price6.455,00 CZK
Natural ametrine, bicolor - purple / yellow, emerald cut, 16.68 ct, loose gemstone.
Natural Ametrine 16.68 ct – Emerald Cut, Untreated Sale price6.455,00 CZK
Natural ametrine, bicolor - purple / yellow, rectangle cut, 17.24 ct, loose gemstone.
Ametrine 17.24 ct – Octagon, Untreated Sale price6.455,00 CZK
Kunzite 6.64 ct – Light Pink, Cushion Cut
Kunzite 6.64 ct – Light Pink, Cushion Cut Sale price6.455,00 CZK
Natural Citrine 6.67 ct – Fancy Trillion Cut, Untreated
Natural Citrine 6.67 ct – Fancy Trillion Cut, Untreated Sale price6.455,00 CZK
Natural Amethyst 9.10 ct – Purple, Oval Cut, Untreated
Natural Amethyst 9.10 ct – Purple, Oval Cut, Untreated Sale price6.455,00 CZK
Natural ametrine, bicolor - vivid purple / vivid yellow, octagon cut, 17.13 ct, loose gemstone.
Natural Ametrine 17.13 ct - Octagon Cut, Untreated Sale price6.429,00 CZK
Malaya Garnet 1.80 ct – Oval Cut, Untreated,
Natural Malaya Garnet 1.80 ct – Oval Cut, Untreated, Sale price6.429,00 CZK
Natural Blue Zircon 2.21 ct – Oval Cut, Heated
Natural Blue Zircon 2.21 ct – Oval Cut, Heated Sale price6.429,00 CZK
Natural ametrine, bicolor - vivid purple / vivid yellow, octagon cut, 16.58 ct, loose gemstone, view 4.
Natural Ametrine 16.58 ct – Octagon, Untreated Sale price6.429,00 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 .