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Heart|Lab Grown|IGI

1.54ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG811645841

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG811645841

Diamond specifications and retailer prices

From €1,060 EUR
$1,184 USD
As of November 1, 2026
Save €2,775 EUR (72%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €3,835 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 1.54ct lab-grown heart diamond

This 1.54ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811645841 or 811645841. Listed at 11 retailers as of October 31, 2026, with prices from €1,060 to €3,835, a €2,775 spread on the same certified stone. Taylor and Hart lists it at €3,835. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811645841
Dimensions8.08 × 7.20 × 4.64 mm
L/W Ratio1.12
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
8.08 mm7.20 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811645841
Side View
Table 59.0%Crown 35.5°Girdle: THN-STKPavilion 38.6°Culet: NoneDepth 57.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €1,590 EUR|Low: €1,060 EUR|High: €3,835 EUR|Avg: €2,100 EUR|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Taylor and Hart
November 2, 2026
Retailer 2€1,060 EUR
Retailer 10€1,166 EUR
Retailer 6€1,168 EUR
Retailer 9€1,344 EUR
Retailer 5€1,571 EUR
Retailer 1€1,590 EUR
Retailer 4€2,019 EUR
Retailer 8€2,295 EUR
Retailer 7€3,405 EUR
Retailer 3€3,724 EUR
Taylor and Hart€3,835 EUR

40 data points across 11 retailers

11 retailers€1,060 EUR to €3,835 EUR

A
Cheapest Retailer
-
€1,060 EUR
$1,184 USD
Final sale: no returns
A
Retailer 2
-
€1,166 EUR
$1,303 USD
View
A
Retailer 3
-
€1,168 EUR
$1,305 USD
View
B+
Retailer 4
-
€1,344 EUR
$1,502 USD
View
B+
Retailer 5
-
€1,571 EUR
$1,755 USD
View
B+
Retailer 6
-
€1,590 EUR
£1,399 GBP
View
B+
Retailer 7
-
€2,019 EUR
ZAR 36,436 ZAR
View
B
Retailer 8
-
€2,295 EUR
$2,564 USD
View
B
Retailer 9
-
€3,405 EUR
$3,804 USD
View
B
Retailer 10
-
€3,724 EUR
£3,276 GBP
View
Most Expensive
B
Taylor and Hart
3BHTTXW · Oct 31
€3,835 EUR
$4,284 USD
View
10 more retailers have this diamond
Prices start from €1,060 EURSave up to €2,775 EUR

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
1.54ct Heart
€1,060 EUR