Heart|Lab Grown|IGI

5.15ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG804665301

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804665301

Diamond specifications and retailer prices

From $10,086 USD
As of October 30, 2026
Save $35,104 USD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $45,190 USD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 5.15ct lab-grown heart diamond

This 5.15ct lab-grown heart sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804665301 or 804665301. Listed at 12 retailers as of October 30, 2026, with prices from $10,086 to $45,190, a $35,104 spread on the same certified stone. Do Amore Diamonds lists it at $45,190. 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

5.15
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804665301
Dimensions11.48 × 10.31 × 7.12 mm
L/W Ratio1.11
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
11.48 mm10.31 mm5.15 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804665301
Side View
Table 61.0%Crown 36.6°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 62.0%

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 30
Current: $45,190 USD|Low: $10,086 USD|High: $50,200 USD|Avg: $19,111 USD|-7.9%
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
Retailer 13
Retailer 14
Retailer 15
November 1, 2026
Retailer 12$10,086 USD
Retailer 8$10,110 USD
Retailer 10$10,306 USD
Retailer 3$10,519 USD
Retailer 9$11,560 USD
Retailer 2$12,104 USD
Retailer 14$12,523 USD
Retailer 15$12,643 USD
Retailer 4$12,884 USD
Retailer 11$19,900 USD
Retailer 13$19,986 USD
Retailer 5$24,484 USD
Retailer 6$26,456 USD
Retailer 7$26,702 USD
Do Amore Diamonds$45,190 USD

29 data points across 15 retailers

12 retailers$10,086 USD to $45,190 USD

A
Cheapest Retailer
-
$10,086 USD
A
Retailer 2
-
$10,110 USD
View
A
Retailer 3
-
$10,306 USD
View
A
Retailer 4
-
$10,519 USD
View
A
Retailer 5
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$11,560 USD
View
A
Retailer 6
-
$12,104 USD
View
A
Retailer 7
-
$12,523 USD
View
A
Retailer 8
-
$12,643 USD
View
A
Retailer 9
-
$12,884 USD
View
Final sale: no returns
A
Retailer 10
-
$19,900 USD
View
A
Retailer 11
-
$19,986 USD
£15,737 GBP
View
Most Expensive
B
Do Amore Diamonds
27-C16B1AC23 · Nov 1
$45,190 USD
View
11 more retailers have this diamond
Prices start from $10,086 USDSave up to $35,104 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
5.15ct Heart
$10,086 USD