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Heart|Lab Grown|IGI

1.31ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG800676805

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG800676805

Diamond specifications and retailer prices

From €290 EUR
$324 USD
As of October 30, 2026
Save €2,279 EUR (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,569 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.31ct lab-grown heart diamond

This 1.31ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800676805 or 800676805. Listed at 14 retailers as of October 30, 2026, with prices from €290 to €2,569, a €2,279 spread on the same certified stone. Do Amore Diamonds lists it at €2,569. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800676805
Dimensions7.01 × 7.36 × 4.48 mm
L/W Ratio1.05
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
7.01 mm7.36 mm1.31 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800676805
Side View
Table 60.0%Crown 34.9°Girdle: MED-THKPavilion 41°Culet: NoneDepth 60.9%

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: €2,569 EUR|Low: €290 EUR|High: €3,777 EUR|Avg: €1,183 EUR|-32.0%
Do Amore Diamonds
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
October 31, 2026
Retailer 10€290 EUR
Retailer 4€336 EUR
Retailer 6€476 EUR
Retailer 11€502 EUR
Retailer 7€528 EUR
Retailer 13€583 EUR
Retailer 5€650 EUR
Retailer 2€671 EUR
Retailer 9€906 EUR
Retailer 12€1,054 EUR
Retailer 14€1,275 EUR
Retailer 3€1,552 EUR
Retailer 8€2,426 EUR
Do Amore Diamonds€2,569 EUR

33 data points across 14 retailers

14 retailers€290 EUR to €2,569 EUR

A
Cheapest Retailer
-
€290 EUR
$324 USD
A
Retailer 2
-
€336 EUR
$375 USD
View
A
Retailer 3
-
€476 EUR
$532 USD
View
Final sale: no returns
A
Retailer 4
-
€502 EUR
$561 USD
View
A
Retailer 5
-
€528 EUR
$590 USD
View
A
Retailer 6
-
€583 EUR
$651 USD
View
A
Retailer 7
-
€650 EUR
$726 USD
View
A
Retailer 8
-
€671 EUR
View
B+
Retailer 9
-
€906 EUR
A$1,558 AUD
View
B+
Retailer 10
-
€1,054 EUR
$1,177 USD
View
B+
Retailer 11
-
€1,275 EUR
$1,424 USD
View
B+
Retailer 12
-
€1,552 EUR
£1,365 GBP
View
B
Retailer 13
-
€2,426 EUR
$2,710 USD
View
Most Expensive
B
Do Amore Diamonds
27-D99053B2D · Oct 31
€2,569 EUR
$2,870 USD
View
13 more retailers have this diamond
Prices start from €290 EURSave up to €2,279 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
1.31ct Heart
€290 EUR