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Heart|Lab Grown|IGI

1.88ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG799636873

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG799636873

Diamond specifications and retailer prices

From €1,739 EUR
$1,943 USD
As of October 31, 2026
Save €2,217 EUR (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €3,956 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.88ct lab-grown heart diamond

This 1.88ct 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 LG799636873 or 799636873. Listed at 8 retailers as of October 31, 2026, with prices from €1,739 to €3,956, a €2,217 spread on the same certified stone. Brilliant Earth lists it at €3,956. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.88
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799636873
Dimensions7.58 × 8.48 × 4.92 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
7.58 mm8.48 mm1.88 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799636873
Side View
Table 57.0%Crown 37.8°Girdle: STK-THKPavilion 37.5°Culet: NoneDepth 58.0%

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: €3,956 EUR|Low: €965 EUR|High: €7,966 EUR|Avg: €3,494 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
Retailer 12
Retailer 13
October 30, 2026
Retailer 6€966 EUR
Retailer 7€1,239 EUR
Retailer 2€1,739 EUR
Retailer 10€2,063 EUR
Retailer 3€2,689 EUR
Retailer 4€2,750 EUR
Retailer 12€2,782 EUR
Retailer 8€3,200 EUR
Retailer 11€3,243 EUR
Brilliant Earth€3,956 EUR
Retailer 13€5,238 EUR
Retailer 9€5,854 EUR
Retailer 5€6,309 EUR

15 data points across 13 retailers

8 retailers€1,739 EUR to €3,956 EUR

Retailer 1
-
€659 EUR
$736 USD
Price last confirmed 21 days ago
Retailer 2
-
€966 EUR
£850 GBP
View
Price last confirmed 19 days ago
Retailer 3
-
€976 EUR
$1,090 USD
View
Price last confirmed 33 days ago
Retailer 4
-
€1,239 EUR
$1,384 USD
View
Price last confirmed 20 days ago
B+
Retailer 5
-
€1,739 EUR
$1,943 USD
View
Retailer 6
-
€2,372 EUR
$2,650 USD
View
Price last confirmed 22 days ago
Retailer 7
-
€3,200 EUR
£2,815 GBP
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
21412023Y · Oct 31
€3,956 EUR
$4,420 USD
View
7 more retailers have this diamond
Prices start from €1,739 EURSave up to €2,217 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+
1.88ct Heart
€1,739 EUR