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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 $689 CAD
$493 USD
As of October 31, 2026
Save $619 CAD (47%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,121 CAD at Rare Carat · As of October 19, 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 October 31, 2026, with a 90% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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: Oct 31
Current: $4,121 CAD|Low: $689 CAD|High: $4,121 CAD|Avg: $1,574 CAD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 3$689 CAD
Retailer 4$1,206 CAD
Retailer 2$1,308 CAD
Rare Carat$4,121 CAD

38 data points across 4 retailers

3 retailers$689 CAD to $1,308 CAD

A
Cheapest Retailer
-
$689 CAD
$493 USD
Final sale: no returns
A
Retailer 2
-
$1,308 CAD
£737 GBP
View
Most Expensive
Rare Carat
813692750 · Oct 19
$4,121 CAD
$2,950 USD
View
Price last confirmed 13 days ago
2 more retailers have this diamond
Prices start from $689 CADSave up to $619 CAD

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
$689 CAD