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Cushion|Lab Grown|IGI

3.90ct G VVS2 Cushion Lab Grown Diamond

EX • G/VVS2 • IGI LG813692750

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG813692750

Diamond specifications and retailer prices

From €440 EUR
$493 USD
As of November 1, 2026
Save €2,191 EUR (83%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €2,630 EUR at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.9ct lab-grown cushion diamond

This 3.9ct 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 LG813692750 or 813692750. Listed at 3 retailers as of November 1, 2026, with prices from €440 to €2,630, a €2,191 spread on the same certified stone. Rare Carat lists it at €2,630. 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

3.90
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813692750
Dimensions10.82 × 8.25 × 5.48 mm
L/W Ratio1.31
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.82 mm8.25 mm3.90 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813692750
Side View
Table 61.0%Crown 35°Girdle: MED-THKPavilion 35.5°Culet: NoneDepth 66.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €2,630 EUR|Low: €440 EUR|High: €2,630 EUR|Avg: €1,015 EUR
Rare Carat
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 3€440 EUR
Retailer 4€769 EUR
Retailer 2€835 EUR
Rare Carat€2,630 EUR

38 data points across 4 retailers

3 retailers€440 EUR to €2,630 EUR

A
Cheapest Retailer
-
€440 EUR
$493 USD
Final sale: no returns
A
Retailer 2
-
€835 EUR
£737 GBP
View
Most Expensive
B
Rare Carat
813692750 · Nov 1
€2,630 EUR
$2,950 USD
View
2 more retailers have this diamond
Prices start from €440 EURSave up to €2,191 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
3.90ct Cushion
€440 EUR