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Round|Lab Grown|IGI

4.20ct E VS2 Round Lab Grown Diamond

EX • E/VS2 • IGI LG733547273

Shape and cutting style on the report: Round brilliant

Certificate IGI LG733547273

Diamond specifications and retailer prices

From $802 CAD
$573 USD
As of October 29, 2026
Save $3,588 CAD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $11,743 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.2ct lab-grown round diamond

This 4.2ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG733547273 or 733547273. Listed at 17 retailers as of October 29, 2026, with a 447% 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

4.20
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733547273
Dimensions10.50 × 10.46 × 6.24 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.50 mm10.46 mm4.20 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733547273
Side View
Table 60.0%Crown 32°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 59.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $11,743 CAD|Low: $794 CAD|High: $12,093 CAD|Avg: $2,755 CAD|-2.9%
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
Retailer 17
October 30, 2026
Retailer 11$802 CAD
Retailer 15$908 CAD
Retailer 9$995 CAD
Retailer 7$1,006 CAD
Retailer 14$1,190 CAD
Retailer 5$1,454 CAD
Retailer 16$1,548 CAD
Retailer 2$1,549 CAD
Retailer 13$1,668 CAD
Retailer 3$2,357 CAD
Retailer 17$2,495 CAD
Retailer 6$2,645 CAD
Retailer 10$2,901 CAD
Retailer 8$3,223 CAD
Retailer 4$3,239 CAD
Retailer 12$4,390 CAD
Brilliant Earth$11,743 CAD

43 data points across 17 retailers

17 retailers$802 CAD to $4,390 CAD

A
Cheapest Retailer
-
$802 CAD
$573 USD
A
Retailer 2
-
$908 CAD
$649 USD
View
Retailer 3
-
$995 CAD
$711 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$1,006 CAD
$719 USD
View
A
Retailer 5
-
$1,190 CAD
$850 USD
View
A
Retailer 6
-
$1,454 CAD
$1,039 USD
View
B+
Retailer 7
-
$1,548 CAD
$1,106 USD
View
A
Retailer 8
-
$1,549 CAD
£871 GBP
View
A
Retailer 9
-
$1,668 CAD
€1,135 EUR
View
B+
Retailer 10
-
$2,357 CAD
$1,684 USD
View
B+
Retailer 11
-
$2,495 CAD
$1,783 USD
View
B+
Retailer 12
-
$2,645 CAD
$1,890 USD
View
B+
Retailer 13
-
$2,901 CAD
£1,632 GBP
View
Retailer 14
-
$3,223 CAD
$2,303 USD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
$3,239 CAD
$2,314 USD
View
B
Retailer 16
-
$4,390 CAD
£2,470 GBP
View
Most Expensive
Brilliant Earth
16817197A · Oct 29
$11,743 CAD
$8,390 USD
View
Price under review
16 more retailers have this diamond
Prices start from $802 CADSave up to $3,588 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
4.20ct Round
$802 CAD