Heart|Lab Grown|IGI

4.64ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG811635724

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG811635724

Diamond specifications and retailer prices

From $5,148 USD
As of October 30, 2026
Save $30,272 USD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $35,420 USD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 4.64ct lab-grown heart diamond

This 4.64ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811635724 or 811635724. Listed at 11 retailers as of October 30, 2026, with prices from $5,148 to $35,420, a $30,272 spread on the same certified stone. Do Amore Diamonds lists it at $35,420. 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

4.64
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811635724
Dimensions9.97 × 11.33 × 6.99 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.97 mm11.33 mm4.64 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811635724
Side View
Table 60.0%Crown 36.6°Girdle: MED-THKPavilion 41.1°Culet: NoneDepth 61.7%

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 30
Current: $35,420 USD|Low: $5,148 USD|High: $41,470 USD|Avg: $12,805 USD|-14.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10$5,148 USD
Retailer 3$5,413 USD
Retailer 6$5,417 USD
Retailer 7$5,990 USD
Retailer 8$6,430 USD
Retailer 12$7,513 USD
Retailer 5$7,824 USD
Retailer 2$9,226 USD
Retailer 11$13,531 USD
Retailer 4$14,910 USD
Retailer 9$17,490 USD
Do Amore Diamonds$35,420 USD

27 data points across 12 retailers

11 retailers$5,148 USD to $35,420 USD

A
Cheapest Retailer
-
$5,148 USD
A
Retailer 2
-
$5,413 USD
View
A
Retailer 3
-
$5,417 USD
View
A
Retailer 4
-
$5,990 USD
View
A
Retailer 5
-
$6,430 USD
View
A
Retailer 6
-
$7,513 USD
View
A
Retailer 7
-
$7,824 USD
View
A
Retailer 8
-
$9,226 USD
View
B+
Retailer 9
-
$13,531 USD
£10,654 GBP
View
B+
Retailer 10
-
$17,490 USD
View
Most Expensive
B
Do Amore Diamonds
27-A38742CCC · Nov 1
$35,420 USD
View
10 more retailers have this diamond
Prices start from $5,148 USDSave up to $30,272 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
4.64ct Heart
$5,148 USD