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Oval|Lab Grown|IGI

4.09ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG768627970

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG768627970

Diamond specifications and retailer prices

From $498 USD
As of October 29, 2026
Save $3,922 USD (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,420 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.09ct lab-grown oval diamond

This 4.09ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG768627970 or 768627970. Listed at 20 retailers as of October 29, 2026, with prices from $498 to $4,420, a $3,922 spread on the same certified stone. Do Amore Diamonds lists it at $4,420. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.09
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768627970
Dimensions13.26 × 9.01 × 5.50 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.26 mm9.01 mm4.09 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768627970
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.0%

Caratlytics Score

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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: $4,420 USD|Low: $498 USD|High: $4,670 USD|Avg: $1,619 USD|-5.4%
Do Amore Diamonds
Retailer 2
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Retailer 11
Retailer 12
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Retailer 18
Retailer 19
November 1, 2026
Retailer 3$498 USD
Retailer 5$557 USD
Retailer 9$557 USD
Retailer 4$617 USD
Retailer 12$755 USD
Retailer 15$819 USD
Retailer 6$959 USD
Retailer 14$991 USD
Retailer 2$1,062 USD
Retailer 17$1,658 USD
Retailer 18$1,658 USD
Retailer 13$1,721 USD
Retailer 19$1,791 USD
Retailer 7$2,031 USD
Retailer 10$2,326 USD
Retailer 8$2,355 USD
Retailer 16$2,858 USD
Retailer 11$3,630 USD
Do Amore Diamonds$4,420 USD

41 data points across 19 retailers

20 retailers$498 USD to $4,420 USD

A
Cheapest Retailer
-
$498 USD
A
Retailer 2
-
$557 USD
View
Final sale: no returns
A
Retailer 3
-
$557 USD
View
Retailer 4
-
$617 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$617 USD
View
A
Retailer 6
-
$755 USD
View
A
Retailer 7
-
$819 USD
HK$6,400 HKD
View
B+
Retailer 8
-
$959 USD
View
A
Retailer 9
-
$991 USD
€944 EUR
View
A
Retailer 10
-
$1,062 USD
£836 GBP
View
B+
Retailer 11
-
$1,658 USD
View
B+
Retailer 12
-
$1,658 USD
View
B+
Retailer 13
-
$1,721 USD
A$2,648 AUD
View
B+
Retailer 14
-
$1,791 USD
View
B
Retailer 15
-
$2,031 USD
View
B
Retailer 16
-
$2,326 USD
View
B
Retailer 17
-
$2,355 USD
SGD 3,183 SGD
View
B
Retailer 18
-
$2,858 USD
£2,250 GBP
View
B
Retailer 19
-
$3,630 USD
View
Most Expensive
B
Do Amore Diamonds
27-39BD7BA1F · Oct 31
$4,420 USD
View
19 more retailers have this diamond
Prices start from $498 USDSave up to $3,922 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
4.09ct Oval
$498 USD