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Cushion|Lab Grown|IGI

3.90ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG825660379

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG825660379

Diamond specifications and retailer prices

From $1,655 CAD
$1,184 USD
As of November 2, 2026
Save $4,926 CAD (75%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,269 CAD at Taylor and Hart · As of October 14, 2026
View at Taylor and Hart

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825660379 or 825660379. Listed at 21 retailers as of November 1, 2026, with a 298% 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825660379
Dimensions10.77 × 8.78 × 5.36 mm
L/W Ratio1.23
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.77 mm8.78 mm3.90 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825660379
Side View
Table 57.0%Crown 36.1°Girdle: THN-STKPavilion 42°Culet: LargeDepth 61.0%

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: Nov 2
Current: $3,115 CAD|Low: $1,600 CAD|High: $7,269 CAD|Avg: $3,490 CAD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Taylor and Hart
November 2, 2026
Retailer 8$1,600 CAD
Retailer 4$1,655 CAD
Retailer 2$1,856 CAD
Retailer 13$1,856 CAD
Retailer 5$1,945 CAD
Retailer 11$2,096 CAD
Retailer 10$2,613 CAD
Retailer 6$2,886 CAD
Retailer 1$3,115 CAD
Retailer 9$3,657 CAD
Retailer 3$4,941 CAD
Retailer 12$5,372 CAD
Retailer 7$6,581 CAD
Taylor and Hart$7,269 CAD

34 data points across 14 retailers

21 retailers$1,655 CAD to $6,581 CAD

Retailer 1
-
$1,600 CAD
$1,145 USD
Price last confirmed 40 days ago
Retailer 2
-
$1,600 CAD
$1,145 USD
View
Price last confirmed 23 days ago
A
Retailer 3
-
$1,655 CAD
$1,184 USD
View
Retailer 4
-
$1,741 CAD
$1,246 USD
View
Price last confirmed 40 days ago
Retailer 5
-
$1,831 CAD
$1,310 USD
View
Price last confirmed 35 days ago
Retailer 6
-
$1,856 CAD
$1,328 USD
View
Price last confirmed 21 days ago
Retailer 7
-
$1,856 CAD
$1,328 USD
View
Price last confirmed 31 days ago
A
Retailer 8
-
$1,856 CAD
$1,328 USD
View
A
Retailer 9
-
$1,945 CAD
$1,392 USD
View
Final sale: no returns
A
Retailer 10
-
$2,096 CAD
$1,500 USD
View
A
Retailer 11
-
$2,613 CAD
$1,870 USD
View
B+
Retailer 12
-
$2,886 CAD
£1,626 GBP
View
B+
Retailer 13
-
$3,115 CAD
€2,123 EUR
View
B+
Retailer 14
-
$3,657 CAD
$2,617 USD
View
Retailer 15
-
$3,840 CAD
$2,748 USD
View
Price last confirmed 26 days ago
Retailer 16
-
$3,840 CAD
$2,748 USD
View
Price last confirmed 36 days ago
B
Retailer 17
-
$3,840 CAD
$2,748 USD
View
Retailer 18
-
$4,941 CAD
£2,784 GBP
View
Price last confirmed 19 days ago
B
Retailer 19
-
$5,372 CAD
$3,844 USD
View
B
Retailer 20
-
$6,581 CAD
£3,708 GBP
View
Most Expensive
Taylor and Hart
NWZXZUG · Oct 14
$7,269 CAD
$5,202 USD
View
Price last confirmed 19 days ago
20 more retailers have this diamond
Prices start from $1,655 CADSave up to $4,926 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
$1,655 CAD