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Cushion|Lab Grown|IGI

4.51ct F VS2 Cushion Lab Grown Diamond

EX • F/VS2 • IGI LG780606629

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

Certificate IGI LG780606629

Diamond specifications and retailer prices

From €807 EUR
$905 USD
As of October 31, 2026
Save €4,525 EUR (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €5,332 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.51ct lab-grown cushion diamond

This 4.51ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG780606629 or 780606629. Listed at 11 retailers as of October 31, 2026, with prices from €807 to €5,332, a €4,525 spread on the same certified stone. Do Amore Diamonds lists it at €5,332. 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

4.51
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780606629
Dimensions9.66 × 9.51 × 6.43 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.66 mm9.51 mm4.51 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780606629
Side View
Table 64.0%Crown 36.7°Girdle: MED-STKPavilion 40°Culet: NoneDepth 67.6%

Caratlytics Score

How it works →
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: €5,332 EUR|Low: €807 EUR|High: €5,911 EUR|Avg: €2,235 EUR|-9.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 5€807 EUR
Retailer 4€959 EUR
Retailer 6€1,019 EUR
Retailer 8€1,133 EUR
Retailer 7€1,246 EUR
Retailer 3€1,255 EUR
Retailer 9€2,769 EUR
Retailer 2€3,033 EUR
Retailer 10€3,379 EUR
Retailer 11€3,476 EUR
Do Amore Diamonds€5,332 EUR

9 data points across 11 retailers

11 retailers€807 EUR to €5,332 EUR

A
Cheapest Retailer
-
€807 EUR
$905 USD
A
Retailer 2
-
€959 EUR
HK$8,400 HKD
View
A
Retailer 3
-
€1,019 EUR
$1,143 USD
View
B+
Retailer 4
-
€1,133 EUR
$1,271 USD
View
A
Retailer 5
-
€1,246 EUR
$1,397 USD
View
Retailer 6
-
€2,612 EUR
$2,930 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
€2,769 EUR
SGD 4,197 SGD
View
B
Retailer 8
-
€3,033 EUR
£2,679 GBP
View
B
Retailer 9
-
€3,379 EUR
$3,790 USD
View
B
Retailer 10
-
€3,476 EUR
$3,899 USD
View
Most Expensive
B
Do Amore Diamonds
27-D40AF3ECA · Oct 31
€5,332 EUR
$5,980 USD
View
10 more retailers have this diamond
Prices start from €807 EURSave up to €4,525 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
4.51ct Cushion
€807 EUR