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Home Gemstones Topaz
1.70 ctw Blue Topaz Gemstones, Topaz Gems in Heart Facet Shape for Sale.
Photos are of Actual Products for Sale
1.70 ctw Blue Topaz Stones, Natural Topaz in Heart Facet Shape for Sale Topaz Gemstones in 4 x 4 mm (calibrated) Size for Sale, Topaz Stones in Sky Blue Color

1.70ct Natural Blue Topaz, Heart Shape, 4x3.9 mm

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Product ID: 430325
Type: Topaz
Weight: 1.70 ct (total) 6 gems
avg. 0.28 ct
Size: 4 x 4 mm calibrated
Size: 4 x 3.9 x 2.5 mm
Exact Size: 3.99 x 3.87 x 2.45 mm
Length x Width x Depth
Shape: Heart Facet
Color: Sky Blue
Clarity: VS
Treatment: Irradiated
Origin: Brazil
Content: 6 pcs
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Product Description

These are 1.70 carat natural sky blue Topaz gems, 6 pcs in heart shape with an exact size of 3.99 x 3.87 x 2.45 mm. These loose Topaz gemstones were mined in Brazil and their clarity is VS (Eye Clean).

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GemSelect Certified Store Reviews

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Overall Rating -> 10 star ratings

Always get a nice gemstone. Just like the picture. Never disappointed

Posted By Ron T in June, 2026
Source: Bizrate

Overall Rating -> 7 star ratings

Easy, quick.

Posted By Mich in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

The website was easy to use and informative of the selection of stones it has. I quickly found the right stone for me.

Posted By Guero in March, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

Site worked well and helped me find a rock that matched what I was looking for. Well within budget and I trust it will show up, so that's definitely positive. Not much else to it. Satisfied.

Posted By Big Ricky in May, 2026
Source: Bizrate
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