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Asscher|Lab Grown|IGI

1.03ct D SI1 Asscher Lab Grown Diamond

EX • D/SI1 • IGI LG850683797

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG850683797

Diamond specifications and retailer prices

From €149 EUR
As of November 6, 2026
Save €430 EUR (74%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €579 EUR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.03ct lab-grown asscher diamond

This 1.03ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG850683797 or 850683797. Listed at 3 retailers as of November 4, 2026, with prices from €149 to €579, a €430 spread on the same certified stone. Brilliant Earth lists it at €579. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.03
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850683797
Dimensions5.72 × 5.69 × 3.50 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.72 mm5.69 mm1.03 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850683797
Side View
Table 67.0%Crown 37.2°Girdle: MediumPavilion 40.3°Culet: NoneDepth 61.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: €579 EUR|Low: €149 EUR|High: €579 EUR|Avg: €416 EUR
Brilliant Earth
Retailer 2
Retailer 3
November 6, 2026
Retailer 2€149 EUR
Retailer 3€296 EUR
Brilliant Earth€579 EUR

6 data points across 3 retailers

3 retailers€149 EUR to €579 EUR

Cheapest Retailer
-
€149 EUR
Final sale: no returns
A
Retailer 2
-
€296 EUR
View
Most Expensive
B
Brilliant Earth
22428854A · Nov 4
€579 EUR
$650 USD
View
2 more retailers have this diamond
Prices start from €149 EURSave up to €430 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.03ct Asscher
€149 EUR