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Cushion|Lab Grown|IGI

1.43ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG462166997

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG462166997

Diamond specifications and retailer prices

From €1,513 EUR
$1,690 USD
As of October 27, 2026
4 retailers carry this diamond
Most expensive: €1,513 EUR at Do Amore Diamonds
View at Do Amore Diamonds

About this 1.43ct lab-grown cushion diamond

This 1.43ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG462166997 or 462166997. Listed at 4 retailers as of October 27, 2026. 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

1.43
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.7°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG462166997
Dimensions6.34 × 6.26 × 4.44 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.34 mm6.26 mm1.43 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG462166997
Side View
Table 59.5%Crown 34.7°Girdle: STK-VTKPavilion 39.2°Culet: NoneDepth 70.9%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 27
Current: €1,513 EUR|Low: €133 EUR|High: €1,513 EUR|Avg: €655 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 25, 2026
Retailer 5€176 EUR
Retailer 4€347 EUR
Retailer 8€405 EUR
Retailer 9€487 EUR
Retailer 6€535 EUR
Retailer 7€712 EUR
Retailer 3€779 EUR
Retailer 2€1,009 EUR
Do Amore Diamonds€1,513 EUR

10 data points across 9 retailers

4 retailers

B+
Retailer 1
-
€347 EUR
$388 USD
Price last confirmed 7 days ago
Retailer 2
-
€779 EUR
$870 USD
View
Price last confirmed 11 days ago
Retailer 3
-
€1,009 EUR
£888 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Do Amore Diamonds
27-CED8CC6D9 · Oct 27
€1,513 EUR
$1,690 USD
View
3 more retailers have this diamond

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.

B+
1.43ct Cushion
€1,513 EUR