Round|Lab Grown|IGI

4.18ct E VS2 Round Lab Grown Diamond

ID • E/VS2 • IGI LG821669676

Shape and cutting style on the report: Round brilliant

Certificate IGI LG821669676

Diamond specifications and retailer prices

From $501 USD
As of October 29, 2026
Save $2,328 USD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,125 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 4.18ct lab-grown round diamond

This 4.18ct 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 LG821669676 or 821669676. Listed at 15 retailers as of October 28, 2026, with a 465% 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

4.18
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821669676
Dimensions10.41 × 10.48 × 6.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.41 mm10.48 mm4.18 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821669676
Side View
Table 60.0%Crown 33.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 59.5%

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: $4,125 USD|Low: $496 USD|High: $4,125 USD|Avg: $1,983 USD|+5.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 7$501 USD
Retailer 11$762 USD
Retailer 2$949 USD
Retailer 10$1,026 USD
Retailer 6$1,604 USD
Retailer 5$1,605 USD
Retailer 8$2,169 USD
Retailer 3$2,483 USD
Retailer 4$2,598 USD
Retailer 9$2,829 USD
Rare Carat$4,125 USD

25 data points across 11 retailers

15 retailers$501 USD to $2,829 USD

A
Cheapest Retailer
-
$501 USD
A
Retailer 2
-
$508 USD
View
Price last confirmed 36 days ago
A
Retailer 3
-
$568 USD
View
Price last confirmed 36 days ago
A
Retailer 4
-
$762 USD
£600 GBP
View
Price last confirmed 14 days ago
A
Retailer 5
-
$949 USD
€904 EUR
View
A
Retailer 6
-
$1,026 USD
View
B+
Retailer 7
-
$1,604 USD
View
B+
Retailer 8
-
$1,605 USD
View
B+
Retailer 9
-
$1,655 USD
View
Price last confirmed 31 days ago
B+
Retailer 10
-
$2,169 USD
View
B+
Retailer 11
-
$2,170 USD
View
B+
Retailer 12
-
$2,483 USD
SGD 3,356 SGD
View
Price last confirmed 16 days ago
B+
Retailer 13
-
$2,598 USD
£2,046 GBP
View
B
Retailer 14
-
$2,829 USD
View
Most Expensive
B
Rare Carat
LGRD40-119008 · Oct 18
$4,125 USD
View
Price last confirmed 11 days ago
14 more retailers have this diamond
Prices start from $501 USDSave up to $2,328 USD

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
4.18ct Round
$501 USD