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Cushion|Lab Grown|IGI

4.73ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG591335348

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG591335348

Diamond specifications and retailer prices

From $1,083 CAD
$775 USD
As of October 31, 2026
Save $3,541 CAD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,624 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.73ct lab-grown cushion diamond

This 4.73ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG591335348 or 591335348. Listed at 12 retailers as of October 31, 2026, with prices from $1,083 to $4,624, a $3,541 spread on the same certified stone. Brilliant Earth lists it at $4,624. 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

4.73
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591335348
Dimensions9.80 × 9.56 × 6.46 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.80 mm9.56 mm4.73 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591335348
Side View
Table 62.0%Crown 36.1°Girdle: MED-THKPavilion 39.2°Culet: NoneDepth 67.6%

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 31
Current: $4,624 CAD|Low: $802 CAD|High: $4,777 CAD|Avg: $2,102 CAD|-3.2%
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
October 31, 2026
Retailer 14$802 CAD
Retailer 12$890 CAD
Retailer 8$1,083 CAD
Retailer 7$1,167 CAD
Retailer 15$1,380 CAD
Retailer 2$1,402 CAD
Retailer 4$1,482 CAD
Retailer 11$1,770 CAD
Retailer 9$1,782 CAD
Retailer 5$2,065 CAD
Retailer 3$2,597 CAD
Retailer 6$2,894 CAD
Retailer 13$2,922 CAD
Retailer 10$3,733 CAD
Brilliant Earth$4,624 CAD

32 data points across 15 retailers

12 retailers$1,083 CAD to $4,624 CAD

Retailer 1
-
$890 CAD
$637 USD
Price last confirmed 15 days ago
A
Retailer 2
-
$1,083 CAD
$775 USD
View
B+
Retailer 3
-
$1,380 CAD
$988 USD
View
A
Retailer 4
-
$1,402 CAD
€956 EUR
View
A
Retailer 5
-
$1,482 CAD
$1,061 USD
View
A
Retailer 6
-
$1,770 CAD
ZAR 20,470 ZAR
View
A
Retailer 7
-
$1,782 CAD
A$1,963 AUD
View
A
Retailer 8
-
$2,065 CAD
$1,478 USD
View
B+
Retailer 9
-
$2,894 CAD
$2,072 USD
View
Retailer 10
-
$2,922 CAD
$2,092 USD
View
Price last confirmed 21 days ago
B+
Retailer 11
-
$3,733 CAD
£2,104 GBP
View
Most Expensive
B
Brilliant Earth
7737214A · Oct 31
$4,624 CAD
$3,310 USD
View
11 more retailers have this diamond
Prices start from $1,083 CADSave up to $3,541 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
4.73ct Cushion
$1,083 CAD