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Cushion|Lab Grown|IGI

3.06ct G SI1 Cushion Lab Grown Diamond

EX • G/SI1 • IGI LG539216023

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG539216023

Diamond specifications and retailer prices

From €694 EUR
$775 USD
As of October 31, 2026
Save €3,397 EUR (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €4,091 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG539216023 or 539216023. Listed at 9 retailers as of October 31, 2026, with prices from €694 to €4,091, a €3,397 spread on the same certified stone. Do Amore Diamonds lists it at €4,091. 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

3.06
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG539216023
Dimensions8.27 × 8.22 × 5.64 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.27 mm8.22 mm3.06 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG539216023
Side View
Table 64.0%Crown 34.4°Girdle: STK-VTKPavilion 40.1°Culet: NoneDepth 68.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €4,091 EUR|Low: €441 EUR|High: €4,091 EUR|Avg: €1,479 EUR|+29.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 6€572 EUR
Retailer 3€694 EUR
Retailer 5€783 EUR
Retailer 7€887 EUR
Retailer 2€977 EUR
Retailer 8€1,306 EUR
Retailer 9€2,126 EUR
Retailer 4€2,753 EUR
Do Amore Diamonds€4,091 EUR

32 data points across 9 retailers

9 retailers€694 EUR to €4,091 EUR

Retailer 1
-
€572 EUR
$639 USD
Price last confirmed 16 days ago
B+
Retailer 2
-
€694 EUR
$775 USD
View
A
Retailer 3
-
€783 EUR
$875 USD
View
B+
Retailer 4
-
€887 EUR
$991 USD
View
B+
Retailer 5
-
€977 EUR
£859 GBP
View
B+
Retailer 6
-
€1,306 EUR
$1,459 USD
View
B
Retailer 7
-
€2,126 EUR
$2,375 USD
View
B
Retailer 8
-
€2,753 EUR
£2,422 GBP
View
Most Expensive
B
Do Amore Diamonds
27-37C8DF0F4 · Oct 31
€4,091 EUR
$4,570 USD
View
8 more retailers have this diamond
Prices start from €694 EURSave up to €3,397 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
3.06ct Cushion
€694 EUR