Cushion|Lab Grown|IGI

3.50ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG817639842

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG817639842

Diamond specifications and retailer prices

From €686 EUR
£603 GBP
As of October 30, 2026
Save €2,760 EUR (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €3,446 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.5ct lab-grown cushion diamond

This 3.5ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817639842 or 817639842. Listed at 11 retailers as of October 29, 2026, with prices from €686 to €3,446, a €2,760 spread on the same certified stone. Brilliant Earth lists it at €3,446. 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

3.50
Carat
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817639842
Dimensions10.71 × 7.99 × 5.44 mm
L/W Ratio1.34
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.71 mm7.99 mm3.50 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817639842
Side View
Table 62.0%Crown 33.3°Girdle: THN-STKPavilion 37.3°Culet: NoneDepth 68.1%

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: Oct 30
Current: €3,446 EUR|Low: €684 EUR|High: €3,571 EUR|Avg: €1,937 EUR|-3.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2€686 EUR
Retailer 8€699 EUR
Retailer 9€908 EUR
Retailer 10€994 EUR
Retailer 7€998 EUR
Retailer 5€1,366 EUR
Retailer 4€1,610 EUR
Retailer 11€2,025 EUR
Retailer 3€2,791 EUR
Retailer 6€2,823 EUR
Retailer 12€3,087 EUR
Brilliant Earth€3,446 EUR

35 data points across 12 retailers

11 retailers€686 EUR to €3,446 EUR

A
Cheapest Retailer
-
€686 EUR
£603 GBP
A
Retailer 2
-
€699 EUR
HK$6,100 HKD
View
A
Retailer 3
-
€908 EUR
$1,014 USD
View
A
Retailer 4
-
€994 EUR
$1,111 USD
View
A
Retailer 5
-
€998 EUR
$1,115 USD
View
A
Retailer 6
-
€1,366 EUR
A$2,348 AUD
View
B+
Retailer 7
-
€2,025 EUR
SGD 3,057 SGD
View
Retailer 8
-
€2,791 EUR
$3,118 USD
View
Price last confirmed 103 days ago
B
Retailer 9
-
€2,823 EUR
£2,483 GBP
View
B
Retailer 10
-
€3,087 EUR
$3,449 USD
View
Most Expensive
B
Brilliant Earth
20584664A · Oct 29
€3,446 EUR
$3,850 USD
View
10 more retailers have this diamond
Prices start from €686 EURSave up to €2,760 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
3.50ct Cushion
€686 EUR