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Heart|Lab Grown|IGI

1.55ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG825660206

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG825660206

Diamond specifications and retailer prices

From €601 EUR
$671 USD
As of October 30, 2026
Save €2,604 EUR (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €3,204 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.55ct lab-grown heart diamond

This 1.55ct 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 LG825660206 or 825660206. Listed at 19 retailers as of October 30, 2026, with prices from €601 to €3,204, a €2,604 spread on the same certified stone. Brilliant Earth lists it at €3,204. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825660206
Dimensions8.08 × 7.32 × 4.51 mm
L/W Ratio1.10
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 mm7.32 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825660206
Side View
Table 58.0%Crown 34.2°Girdle: STK-THKPavilion 37.3°Culet: NoneDepth 55.8%

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 30
Current: €3,204 EUR|Low: €601 EUR|High: €4,440 EUR|Avg: €1,735 EUR|-27.8%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 7€601 EUR
Retailer 3€653 EUR
Retailer 16€697 EUR
Retailer 5€759 EUR
Retailer 14€855 EUR
Retailer 18€1,059 EUR
Retailer 11€1,114 EUR
Retailer 2€1,115 EUR
Retailer 15€1,135 EUR
Retailer 13€1,281 EUR
Retailer 9€1,564 EUR
Retailer 17€1,960 EUR
Retailer 8€2,296 EUR
Retailer 4€2,405 EUR
Retailer 10€2,728 EUR
Retailer 6€2,903 EUR
Retailer 12€2,952 EUR
Brilliant Earth€3,204 EUR

35 data points across 18 retailers

19 retailers€601 EUR to €3,204 EUR

A
Cheapest Retailer
-
€601 EUR
$671 USD
A
Retailer 2
-
€653 EUR
$730 USD
View
A
Retailer 3
-
€697 EUR
$779 USD
View
Retailer 4
-
€721 EUR
$806 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
€759 EUR
$848 USD
View
Final sale: no returns
A
Retailer 6
-
€855 EUR
$955 USD
View
B+
Retailer 7
-
€1,059 EUR
$1,183 USD
View
B+
Retailer 8
-
€1,114 EUR
View
B+
Retailer 9
-
€1,115 EUR
£981 GBP
View
B+
Retailer 10
-
€1,135 EUR
$1,268 USD
View
B+
Retailer 11
-
€1,281 EUR
ZAR 23,126 ZAR
View
B+
Retailer 12
-
€1,564 EUR
$1,747 USD
View
B+
Retailer 13
-
€1,960 EUR
$2,190 USD
View
B+
Retailer 14
-
€2,296 EUR
$2,565 USD
View
B
Retailer 15
-
€2,405 EUR
$2,686 USD
View
B
Retailer 16
-
€2,728 EUR
SGD 4,118 SGD
View
B
Retailer 17
-
€2,903 EUR
$3,243 USD
View
B
Retailer 18
-
€2,952 EUR
£2,597 GBP
View
Most Expensive
B
Brilliant Earth
21434498A · Oct 31
€3,204 EUR
$3,580 USD
View
18 more retailers have this diamond
Prices start from €601 EURSave up to €2,604 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
1.55ct Heart
€601 EUR