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Heart|Lab Grown|IGI

3.03ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG843670823

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843670823

Diamond specifications and retailer prices

From €1,779 EUR
$1,987 USD
As of October 30, 2026
Save €9,276 EUR (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €11,054 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.03ct lab-grown heart diamond

This 3.03ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843670823 or 843670823. Listed at 14 retailers as of October 30, 2026, with prices from €1,779 to €11,054, a €9,276 spread on the same certified stone. Brilliant Earth lists it at €11,054. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.03
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843670823
Dimensions9.12 × 9.64 × 5.93 mm
L/W Ratio1.06
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
9.12 mm9.64 mm3.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843670823
Side View
Table 60.0%Crown 36.1°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 61.5%

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: Oct 30
Current: €11,054 EUR|Low: €1,779 EUR|High: €11,054 EUR|Avg: €4,385 EUR
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
October 31, 2026
Retailer 9€1,779 EUR
Retailer 4€1,935 EUR
Retailer 11€2,102 EUR
Retailer 13€2,211 EUR
Retailer 7€2,462 EUR
Retailer 14€2,836 EUR
Retailer 3€2,921 EUR
Retailer 10€3,229 EUR
Retailer 12€3,388 EUR
Retailer 2€3,981 EUR
Retailer 8€5,924 EUR
Retailer 6€6,378 EUR
Retailer 5€9,218 EUR
Brilliant Earth€11,054 EUR

12 data points across 14 retailers

14 retailers€1,779 EUR to €11,054 EUR

A
Cheapest Retailer
-
€1,779 EUR
$1,987 USD
A
Retailer 2
-
€1,935 EUR
$2,162 USD
View
A
Retailer 3
-
€2,102 EUR
$2,348 USD
View
A
Retailer 4
-
€2,211 EUR
$2,470 USD
View
A
Retailer 5
-
€2,462 EUR
£2,166 GBP
View
A
Retailer 6
-
€2,836 EUR
$3,168 USD
View
A
Retailer 7
-
€2,921 EUR
$3,263 USD
View
A
Retailer 8
-
€3,229 EUR
$3,608 USD
View
B+
Retailer 9
-
€3,388 EUR
$3,785 USD
View
B+
Retailer 10
-
€3,981 EUR
View
B+
Retailer 11
-
€5,924 EUR
£5,211 GBP
View
B
Retailer 12
-
€6,378 EUR
$7,126 USD
View
B
Retailer 13
-
€9,218 EUR
$10,298 USD
View
Most Expensive
B
Brilliant Earth
22254642A · Oct 31
€11,054 EUR
$12,350 USD
View
13 more retailers have this diamond
Prices start from €1,779 EURSave up to €9,276 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
3.03ct Heart
€1,779 EUR