Heart|Lab Grown|IGI

1.61ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG846663214

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846663214

Diamond specifications and retailer prices

From €777 EUR
£684 GBP
As of November 1, 2026
Save €2,946 EUR (79%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €3,724 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.61ct lab-grown heart diamond

This 1.61ct 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 LG846663214 or 846663214. Listed at 5 retailers as of October 31, 2026, with prices from €777 to €3,724, a €2,946 spread on the same certified stone. Brilliant Earth lists it at €3,724. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.61
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663214
Dimensions7.88 × 7.43 × 4.80 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
HEARTS & ARROWS 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
7.88 mm7.43 mm1.61 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663214
Side View
Table 58.0%Crown 34.7°Girdle: MED-THKPavilion 41.1°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: Nov 1
Current: €3,724 EUR|Low: €777 EUR|High: €4,610 EUR|Avg: €2,073 EUR|-19.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 2€777 EUR
Retailer 4€1,122 EUR
Retailer 3€1,350 EUR
Retailer 5€1,756 EUR
Brilliant Earth€3,724 EUR

7 data points across 5 retailers

5 retailers€777 EUR to €3,724 EUR

A
Cheapest Retailer
-
€777 EUR
£684 GBP
B+
Retailer 2
-
€1,122 EUR
$1,253 USD
View
B+
Retailer 3
-
€1,350 EUR
View
B+
Retailer 4
-
€1,756 EUR
$1,962 USD
View
Most Expensive
B
Brilliant Earth
22305431A · Oct 31
€3,724 EUR
$4,160 USD
View
4 more retailers have this diamond
Prices start from €777 EURSave up to €2,946 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
1.61ct Heart
€777 EUR