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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 €515 EUR
$573 USD
As of October 29, 2026
Save €2,304 EUR (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €7,538 EUR 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
Colour
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: €7,538 EUR|Low: €509 EUR|High: €7,763 EUR|Avg: €1,785 EUR|-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 29, 2026
Retailer 2€515 EUR
Retailer 14€583 EUR
Retailer 9€639 EUR
Retailer 7€646 EUR
Retailer 13€764 EUR
Retailer 5€934 EUR
Retailer 15€994 EUR
Retailer 10€1,003 EUR
Retailer 12€1,071 EUR
Retailer 17€1,513 EUR
Retailer 16€1,602 EUR
Retailer 6€1,698 EUR
Retailer 4€1,876 EUR
Retailer 8€2,069 EUR
Retailer 3€2,079 EUR
Retailer 11€2,818 EUR
Brilliant Earth€7,538 EUR

42 data points across 17 retailers

17 retailers€515 EUR to €2,818 EUR

A
Cheapest Retailer
-
€515 EUR
$573 USD
A
Retailer 2
-
€583 EUR
$649 USD
View
A
Retailer 3
-
€639 EUR
$711 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
€646 EUR
$719 USD
View
A
Retailer 5
-
€764 EUR
$850 USD
View
A
Retailer 6
-
€934 EUR
$1,039 USD
View
B+
Retailer 7
-
€994 EUR
$1,106 USD
View
A
Retailer 8
-
€1,003 EUR
£879 GBP
View
A
Retailer 9
-
€1,071 EUR
View
B+
Retailer 10
-
€1,513 EUR
$1,684 USD
View
B+
Retailer 11
-
€1,602 EUR
$1,783 USD
View
B+
Retailer 12
-
€1,698 EUR
$1,890 USD
View
B+
Retailer 13
-
€1,876 EUR
£1,644 GBP
View
B+
Retailer 14
-
€2,069 EUR
$2,303 USD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
€2,079 EUR
$2,314 USD
View
B
Retailer 16
-
€2,818 EUR
£2,470 GBP
View
Most Expensive
B
Brilliant Earth
16817197A · Oct 29
€7,538 EUR
$8,390 USD
View
Price under review
16 more retailers have this diamond
Prices start from €515 EURSave up to €2,304 EUR

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
€515 EUR