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Heart|Lab Grown|IGI

2.54ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG783647671

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG783647671

Diamond specifications and retailer prices

From $2,963 USD
As of October 31, 2026
Save $5,702 USD (66%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $8,665 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 2.54ct lab-grown heart diamond

This 2.54ct lab-grown heart sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG783647671 or 783647671. Listed at 6 retailers as of October 31, 2026, with prices from $2,963 to $8,665, a $5,702 spread on the same certified stone. Taylor and Hart lists it at $8,665. 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

2.54
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783647671
Dimensions9.55 × 8.10 × 5.67 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
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
9.55 mm8.10 mm2.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783647671
Side View
Table 57.0%Crown 36.1°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 59.4%

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 31
Current: $6,723 USD|Low: $2,963 USD|High: $8,665 USD|Avg: $4,761 USD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Taylor and Hart
November 1, 2026
Retailer 4$2,963 USD
Retailer 5$3,085 USD
Retailer 2$3,411 USD
Retailer 3$3,818 USD
Retailer 1$6,723 USD
Taylor and Hart$8,665 USD

37 data points across 6 retailers

6 retailers$2,963 USD to $8,665 USD

A
Cheapest Retailer
-
$2,963 USD
A
Retailer 2
-
$3,085 USD
HK$24,100 HKD
View
B+
Retailer 3
-
$3,411 USD
£2,686 GBP
View
B+
Retailer 4
-
$3,818 USD
View
B+
Retailer 5
-
$6,723 USD
£5,294 GBP
View
Most Expensive
B
Taylor and Hart
Q5XB1NA · Oct 31
$8,665 USD
View
5 more retailers have this diamond
Prices start from $2,963 USDSave up to $5,702 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
2.54ct Heart
$2,963 USD