Heart|Lab Grown|IGI

4.25ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG784642613

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG784642613

Diamond specifications and retailer prices

From $4,134 USD
As of October 27, 2026
Save $24,306 USD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $28,440 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.25ct lab-grown heart diamond

This 4.25ct 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 LG784642613 or 784642613. Listed at 12 retailers as of October 27, 2026, with prices from $4,134 to $28,440, a $24,306 spread on the same certified stone. Do Amore Diamonds lists it at $28,440. 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

4.25
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642613
Dimensions11.06 × 9.82 × 6.72 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.06 mm9.82 mm4.25 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642613
Side View
Table 58.0%Crown 34.3°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 60.8%

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 27
Current: $28,440 USD|Low: $4,134 USD|High: $31,860 USD|Avg: $11,035 USD|-10.7%
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
October 29, 2026
Retailer 7$4,134 USD
Retailer 13$4,332 USD
Retailer 9$4,460 USD
Retailer 14$4,827 USD
Retailer 12$4,845 USD
Retailer 4$5,448 USD
Retailer 10$6,240 USD
Retailer 11$6,614 USD
Retailer 8$7,424 USD
Retailer 5$10,399 USD
Retailer 2$11,019 USD
Retailer 6$15,899 USD
Retailer 3$22,520 USD
Do Amore Diamonds$28,440 USD

25 data points across 14 retailers

12 retailers$4,134 USD to $28,440 USD

A
Cheapest Retailer
-
$4,134 USD
A
Retailer 2
-
$4,332 USD
View
A
Retailer 3
-
$4,460 USD
View
A
Retailer 4
-
$4,827 USD
View
A
Retailer 5
-
$4,845 USD
View
A
Retailer 6
-
$5,448 USD
View
Final sale: no returns
A
Retailer 7
-
$6,240 USD
View
A
Retailer 8
-
$6,614 USD
View
A
Retailer 9
-
$7,424 USD
View
B+
Retailer 10
-
$11,019 USD
£8,676 GBP
View
B
Retailer 11
-
$22,520 USD
View
Most Expensive
B
Do Amore Diamonds
27-0B1D1C700 · Oct 30
$28,440 USD
View
11 more retailers have this diamond
Prices start from $4,134 USDSave up to $24,306 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
4.25ct Heart
$4,134 USD