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Heart|Lab Grown|IGI

1.88ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG818667589

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818667589

Diamond specifications and retailer prices

From €930 EUR
$1,039 USD
As of November 1, 2026
Save €3,809 EUR (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €4,739 EUR at With Clarity · As of October 31, 2026
View at With Clarity

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 LG818667589 or 818667589. Listed at 18 retailers as of October 31, 2026, with prices from €930 to €4,739, a €3,809 spread on the same certified stone. With Clarity lists it at €4,739. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818667589
Dimensions7.67 × 8.51 × 4.92 mm
L/W Ratio1.11
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
7.67 mm8.51 mm1.88 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818667589
Side View
Table 61.0%Crown 37.3°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 57.8%

Caratlytics Score

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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: Nov 1
Current: €930 EUR|Low: €807 EUR|High: €5,397 EUR|Avg: €2,272 EUR|-9.0%
Retailer 1
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
With Clarity
November 1, 2026
Retailer 1€930 EUR
Retailer 13€1,007 EUR
Retailer 6€1,061 EUR
Retailer 8€1,284 EUR
Retailer 3€1,348 EUR
Retailer 14€1,496 EUR
Retailer 12€1,537 EUR
Retailer 9€1,570 EUR
Retailer 4€1,813 EUR
Retailer 10€2,750 EUR
Retailer 2€2,894 EUR
Retailer 7€3,135 EUR
Retailer 5€3,311 EUR
Retailer 11€3,992 EUR
With Clarity€4,739 EUR

34 data points across 15 retailers

18 retailers€930 EUR to €4,739 EUR

Retailer 1
-
€877 EUR
$980 USD
Price last confirmed 30 days ago
A
Retailer 2
-
€930 EUR
$1,039 USD
View
Final sale: no returns
Retailer 3
-
€994 EUR
$1,111 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
€1,007 EUR
$1,125 USD
View
Retailer 5
-
€1,045 EUR
$1,168 USD
View
Price last confirmed 35 days ago
A
Retailer 6
-
€1,284 EUR
£1,129 GBP
View
B+
Retailer 7
-
€1,348 EUR
$1,506 USD
View
B+
Retailer 8
-
€1,496 EUR
$1,671 USD
View
B+
Retailer 9
-
€1,537 EUR
ZAR 27,747 ZAR
View
B+
Retailer 10
-
€1,570 EUR
View
B+
Retailer 11
-
€1,813 EUR
$2,026 USD
View
Retailer 12
-
€1,987 EUR
$2,220 USD
View
Price last confirmed 32 days ago
B
Retailer 13
-
€2,750 EUR
$3,072 USD
View
B
Retailer 14
-
€2,894 EUR
$3,233 USD
View
B+
Retailer 15
-
€3,135 EUR
£2,758 GBP
View
B
Retailer 16
-
€3,311 EUR
SGD 4,998 SGD
View
B
Retailer 17
-
€3,992 EUR
$4,460 USD
View
Most Expensive
B
With Clarity
818667589 · Oct 31
€4,739 EUR
$5,294 USD
View
17 more retailers have this diamond
Prices start from €930 EURSave up to €3,809 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
1.88ct Heart
€930 EUR