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Cushion|Lab Grown|IGI

3.06ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG845670040

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

Certificate IGI LG845670040

Diamond specifications and retailer prices

From €459 EUR
$515 USD
As of November 1, 2026
Save €2,834 EUR (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,293 EUR at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG845670040 or 845670040. Listed at 16 retailers as of November 1, 2026, with prices from €459 to €3,293, a €2,834 spread on the same certified stone. Helzberg Diamonds lists it at €3,293. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.06
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845670040
Dimensions8.58 × 8.52 × 5.12 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.58 mm8.52 mm3.06 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845670040
Side View
Table 66.0%Crown 43.1°Girdle: MED-THKPavilion 39.2°Culet: LargeDepth 60.1%

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: Nov 1
Current: €3,293 EUR|Low: €459 EUR|High: €332,339 EUR|Avg: €68,184 EUR
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 12€459 EUR
Retailer 13€597 EUR
Retailer 4€738 EUR
Retailer 16€738 EUR
Retailer 11€769 EUR
Retailer 9€772 EUR
Retailer 2€1,021 EUR
Retailer 15€1,072 EUR
Retailer 7€1,536 EUR
Retailer 6€1,594 EUR
Retailer 5€1,701 EUR
Retailer 3€1,717 EUR
Retailer 10€1,721 EUR
Retailer 14€1,830 EUR
Helzberg Diamonds€3,293 EUR
Retailer 8€162,590 EUR

9 data points across 16 retailers

16 retailers€459 EUR to €3,293 EUR

A
Cheapest Retailer
-
€459 EUR
$515 USD
Final sale: no returns
A
Retailer 2
-
€597 EUR
$670 USD
View
A
Retailer 3
-
€738 EUR
$828 USD
View
B+
Retailer 4
-
€738 EUR
$828 USD
View
A
Retailer 5
-
€769 EUR
View
A
Retailer 6
-
€772 EUR
£682 GBP
View
A
Retailer 7
-
€1,021 EUR
ZAR 18,495 ZAR
View
A
Retailer 8
-
€1,072 EUR
$1,202 USD
View
B+
Retailer 9
-
€1,536 EUR
$1,722 USD
View
B+
Retailer 10
-
€1,594 EUR
$1,788 USD
View
B+
Retailer 11
-
€1,701 EUR
$1,908 USD
View
B+
Retailer 12
-
€1,717 EUR
$1,926 USD
View
B+
Retailer 13
-
€1,721 EUR
£1,520 GBP
View
B+
Retailer 14
-
€1,830 EUR
A$3,157 AUD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKLMNGGKG · Nov 1
€3,293 EUR
$3,694 USD
View
14 more retailers have this diamond
Prices start from €459 EURSave up to €2,834 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
€459 EUR