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Heart|Lab Grown|IGI

1.87ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG799644200

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG799644200

Diamond specifications and retailer prices

From €1,729 EUR
$1,932 USD
As of October 31, 2026
Save €2,209 EUR (56%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €3,938 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.87ct lab-grown heart diamond

This 1.87ct 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 LG799644200 or 799644200. Listed at 2 retailers as of October 31, 2026, with prices from €1,729 to €3,938, a €2,209 spread on the same certified stone. Brilliant Earth lists it at €3,938. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799644200
Dimensions8.63 × 7.55 × 4.81 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
8.63 mm7.55 mm1.87 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799644200
Side View
Table 56.0%Crown 34.8°Girdle: STK-THKPavilion 36.5°Culet: NoneDepth 55.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €3,938 EUR|Low: €1,158 EUR|High: €6,276 EUR|Avg: €3,087 EUR|-28.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 8€1,158 EUR
Retailer 4€1,233 EUR
Retailer 2€1,729 EUR
Retailer 7€1,786 EUR
Retailer 10€2,513 EUR
Retailer 11€2,724 EUR
Retailer 5€2,767 EUR
Retailer 6€3,227 EUR
Brilliant Earth€3,938 EUR
Retailer 9€5,211 EUR
Retailer 3€6,276 EUR

8 data points across 11 retailers

2 retailers€1,729 EUR to €3,938 EUR

B+
Cheapest Retailer
-
€1,729 EUR
$1,932 USD
Most Expensive
B
Brilliant Earth
21411947Y · Oct 31
€3,938 EUR
$4,400 USD
View
1 more retailer has this diamond
Prices start from €1,729 EURSave up to €2,209 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.

B+
1.87ct Heart
€1,729 EUR