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Two Diamonds

Welcome to TWAK Gems, your one stop shop for Gemstones.

Macro front photo of our Vivid Blue tanzanite, against a neutral background.

Facsimile of our vivid blue tanzanite certificate

Certified Vivid Blue Tanzanite

Price€3,800.00

Front photo of a certified Intense Blue Sapphire, cushion cut, measuring 8.17x6.91x4.45mm and weighting 2.29ct.

Side photo of a certified Intense Blue Sapphire, cushion cut, measuring 8.17x6.91x4.45mm and weighting 2.29ct.

Certified Intense Blue Sapphire 8x7

Photo of a certified Blue Sapphire, unheated, cushion cut, measuring 7.98x6.03x3.33mm and weighting 1.69ct.

Side photo of a certified Blue Sapphire, unheated, cushion cut, measuring 7.98x6.03x3.33mm and weighting 1.69ct.

Certified Blue Sapphire 8x6

Front photo of a square cut purple Spinel, measuring 4.77x4.34x3.14mm and weighting 0.61ct.

Side photo of a square cut purple Spinel, measuring 4.77x4.34x3.14mm and weighting 0.61ct.

Spinel 5x4.5

Macro photo of our GIA Certified Fancy Yellow Diamond, natural color, 1.33ct, with a neutral background.

Facsimile of the GIA Certificate number 1236350925. Original certificate is shipped with the diamond upon purchase.

Certified Fancy Yellow Diamond

Price€5,300.00

Macro photo of our GIA Certified Fancy Yellow Diamond, pear cut, 1.02ct.

Facsimile of the GIA Certificate number 6234351112, reproducing stone details. The original will be shipped with the diamond

Certified Fancy Yellow Diamond

Price€4,000.00

Front macro photo of our GIA certified Fancy Yellow diamond, natural color, 1.06ct, cut cornered square cut.

Facsimile of the GIA certificate for our Fancy Yellow diamond number 2235350883. Original certificate shipped with the stone.

Certified Fancy Yellow Diamond

Price€4,000.00

Front macro photo of our GIA certified Cape color diamond, boasting a beautiful yellow and ideal for jewelry making.

Certificate Facsimile of our certified Cape color diamond, boasting a beautiful yellow and ideal for jewelry making.

Certified Diamond - Cape Color

Price€2,350.00

Front macro photo of our vibrant GIA Certified diamond, Y to Z range (Cape Color).

Facsimile GIA certificate of our vibrant diamond, Y to Z range (Cape Color). Original certificate shipped with the diamond.

Certified Diamond - Cape Color

Price€2,350.00

Macro front photo of our GIA Certified Fancy Light Yellow Diamond, 1.16ct

GIA certificate facsimile of our Fancy Light Yellow Diamond, 1.16ct. Original paper certificate will be shipped on purchase.

Certified Fancy Light Yellow Diamond

Price€3,400.00

Front macro photo of our GIA Certified Fancy Yellowish Brown Diamond, in high definition.

Scan of the GIA Certificate number 6234350924, confirm the color is natural, plus other features.

Certified Fancy Yellowish Brown Heart Diamond

Price€1,950.00

Front Macro Photo of our GIA Certified Fancy Intense Greenish Yellow Diamond, 0.37ct

Reproduction of the GIA certificate for our Fancy Intense Greenish Yellow Diamond, 0.37ct

Certified Fancy Intense Greenish Yellow Diamond

Front macro photo of the old European cut diamond, showing the table and and cullet.

Reproduction of the HRD Certificate number 240000179678. Stone is color J clarity VS2 graded as Old European Cut

Certified Old European Diamond

Price€4,900.00

Right side, 20x macro photo of the Old Mine Cut diamond, taken with a professional equipment for gems and jewelry.

Front , 20x macro photo of the Old Mine Cut diamond, taken with a professional equipment for gems and jewelry.

Certified Old Mine Cut Diamond

Price€9,900.00

Front photo of an oval cut intense pink Tourmaline, measuring 4.48x4.15x3.17mm and weighting 0.58ct.

Side photo of an oval cut intense pink Tourmaline, measuring 4.48x4.15x3.17mm and weighting 0.58ct.

Intense Pink Tourmaline

Front photo of a blue Sapphire, pear cut, measuring 8.50x5.16x3.53mm and weighting 1.21ct.

Side photo of a blue Sapphire, pear cut, measuring 8.50x5.16x3.53mm and weighting 1.21ct.

Sapphire 8.5x5

Front photo of a blue Sapphire, pear cut, measuring 8.59x5.39x3.38mm and weighting 1.13ct.

Side photo of a blue Sapphire, pear cut, measuring 8.59x5.39x3.38mm and weighting 1.13ct.

Blue Sapphire 8.5x5.5

Front photo of a deep yellowish green sapphire ,oval cut, measuring 6.50x5.94x4.09mm and weighting 1.36ct.

Side photo of a deep yellowish green sapphire ,oval cut, measuring 6.50x5.94x4.09mm and weighting 1.36ct.

Sapphire 6.5x6

Front photo of a pair of deep bluish green, trillion cut, measuring 6.60x6.00x4.00mm and weighting 2.20ct in total.

Side photo of a pair of deep bluish green, trillion cut, measuring 6.60x6.00x4.00mm and weighting 2.20ct in total.

Pair of 6mm Sapphires

Front photo of an oval Iolite pair, 6x4, with a beautiful blue

Side photo of an oval Iolite pair, 6x4, with a beautiful blue

Oval Iolite pair 6x4

Side photo of a 5x4 Iolite, with a intense blue color

Second side photo of a 5x4 Iolite, with a intense blue color

Rectangular Iolite 5x4

Front photo of a rectangular cut green Tourmaline, measuring 7.09x3.84x3.29mm and weighting 0.86ct.

Side photo of a rectangular cut green Tourmaline, measuring 7.09x3.84x3.29mm and weighting 0.86ct.

Green Tourmaline 7x4

Front photo of a cushion cut intense green Tourmaline, measuring 5.44x4.72x3.82mm and weighting 0.85ct.

Side photo of a cushion cut intense green Tourmaline, measuring 5.44x4.72x3.82mm and weighting 0.85ct.

Intense Green Tourmaline

Front photo of a rectangular cut deep green (Bluish) Tourmaline, measuring 6.23x4.38x4.39mm and weighting 1.09ct.

Side photo of a rectangular cut deep green (Bluish) Tourmaline, measuring 6.23x4.38x4.39mm and weighting 1.09ct.

Deep Green Tourmaline

Front photo of a square cut green Tourmaline, measuring 4.48x4.15x3.17mm and weighting 0.58ct.

Side photo of a square cut green Tourmaline, measuring 4.48x4.15x3.17mm and weighting 0.58ct.

Green Tourmaline

Front photo of a cushion cut green (Bluish) Tourmaline, measuring 7.56x5.23x3.48mm and weighting 1.26ct.

rear side photo of a cushion cut green (Bluish) Tourmaline, measuring 7.56x5.23x3.48mm and weighting 1.26ct.

Bluish Green Tourmaline 7.5x5

Front photo of a square cut deep green (Bluish) Tourmaline, measuring 5.53x5.07x3.31mm and weighting 0.95ct.

Side photo of a square cut deep green (Bluish) Tourmaline, measuring 5.53x5.07x3.31mm and weighting 0.95ct.

Deep Green Tourmaline 5.5x5

A sample photo of a collection of vivid pink round cut Sapphires, from 1.45 to 3.4mm, used to illustrate the product.

Second sample photo of a collection of vivid pink round cut Sapphires, from 1.45 to 3.4mm, used to illustrate the product.

Round Vivid Pink Sapphires - 1.45 to 3.40mm

PriceFrom €1.30

Front photo of a certified Ruby, deep Red, with purple undertone, measuring 9x7mm and weighting 2.51ct

Side photo of a certified Ruby, deep Red, with purple undertone, measuring 9x7mm and weighting 2.51ct

Certified Oval Ruby - 9x7mm 2.51ct

Price€5,820.00

A Bi-Colour Sapphire, deep yellowish green/greenish blue, unheated, triangle cut, measuring 9.10x9.03x5.75mm with 4.17ct

A Bi-Colour Sapphire, deep yellowish green/greenish blue, unheated, triangle cut, measuring 9.10x9.03x5.75mm with 4.17ct

Certified Bi-Colour Sapphire 9mm

Price€2,100.00

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TWAK Gems is a natural polished gemstones based in the Antwerp diamond district

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