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Cushion|Lab Grown|IGI

3.59ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG623489834

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG623489834

Diamond specifications and retailer prices

From $731 CAD
$523 USD
As of October 29, 2026
Save $4,256 CAD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,987 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.59ct lab-grown cushion diamond

This 3.59ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG623489834 or 623489834. Listed at 16 retailers as of October 29, 2026, with prices from $731 to $4,987, a $4,256 spread on the same certified stone. Brilliant Earth lists it at $4,987. 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

3.59
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.1°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623489834
Dimensions10.30 × 8.29 × 5.53 mm
L/W Ratio1.24
Girdle conditionFaceted
Culet sizePointed
Top View
10.30 mm8.29 mm3.59 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623489834
Side View
Table 64.0%Crown 29.1°Girdle: MED-THKPavilion 37.1°Culet: NoneDepth 66.7%

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 29
Current: $4,987 CAD|Low: $696 CAD|High: $5,085 CAD|Avg: $1,919 CAD|-1.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 15$731 CAD
Retailer 16$809 CAD
Retailer 14$905 CAD
Retailer 2$1,006 CAD
Retailer 4$1,266 CAD
Retailer 11$1,283 CAD
Retailer 9$1,341 CAD
Retailer 3$1,359 CAD
Retailer 10$1,709 CAD
Retailer 13$1,756 CAD
Retailer 5$1,756 CAD
Retailer 6$2,642 CAD
Retailer 7$2,857 CAD
Retailer 12$2,988 CAD
Retailer 8$3,027 CAD
Brilliant Earth$4,987 CAD

39 data points across 16 retailers

16 retailers$731 CAD to $4,987 CAD

A
Cheapest Retailer
-
$731 CAD
$523 USD
Final sale: no returns
Retailer 2
-
$809 CAD
$579 USD
View
Price last confirmed 14 days ago
Retailer 3
-
$905 CAD
£510 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
$1,006 CAD
$720 USD
View
B+
Retailer 5
-
$1,266 CAD
$906 USD
View
A
Retailer 6
-
$1,283 CAD
€875 EUR
View
A
Retailer 7
-
$1,341 CAD
£756 GBP
View
A
Retailer 8
-
$1,359 CAD
$973 USD
View
A
Retailer 9
-
$1,709 CAD
A$1,882 AUD
View
A
Retailer 10
-
$1,756 CAD
ZAR 20,305 ZAR
View
A
Retailer 11
-
$1,756 CAD
$1,257 USD
View
B+
Retailer 12
-
$2,642 CAD
$1,891 USD
View
Retailer 13
-
$2,857 CAD
$2,045 USD
View
Price last confirmed 19 days ago
B+
Retailer 14
-
$2,988 CAD
£1,684 GBP
View
B+
Retailer 15
-
$3,027 CAD
$2,167 USD
View
Most Expensive
B
Brilliant Earth
9396630A · Oct 29
$4,987 CAD
$3,570 USD
View
15 more retailers have this diamond
Prices start from $731 CADSave up to $4,256 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
3.59ct Cushion
$731 CAD