Heart|Lab Grown|IGI

3.03ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG702542619

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG702542619

Diamond specifications and retailer prices

From $380 USD
As of October 30, 2026
Save $2,940 USD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,320 USD at Brilliant Earth · As of October 30, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG702542619 or 702542619. Listed at 15 retailers as of October 30, 2026, with prices from $380 to $3,320, a $2,940 spread on the same certified stone. Brilliant Earth lists it at $3,320. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.03
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG702542619
Dimensions8.65 × 9.83 × 6.05 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.65 mm9.83 mm3.03 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG702542619
Side View
Table 57.0%Crown 35.2°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 61.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $3,320 USD|Low: $380 USD|High: $4,740 USD|Avg: $1,102 USD|-30.0%
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
October 31, 2026
Retailer 10$380 USD
Retailer 13$471 USD
Retailer 6$472 USD
Retailer 7$478 USD
Retailer 5$522 USD
Retailer 14$620 USD
Retailer 11$632 USD
Retailer 9$852 USD
Retailer 2$853 USD
Retailer 8$1,183 USD
Retailer 3$1,234 USD
Retailer 12$1,510 USD
Retailer 4$1,516 USD
Retailer 15$1,852 USD
Brilliant Earth$3,320 USD

45 data points across 15 retailers

15 retailers$380 USD to $3,320 USD

A
Cheapest Retailer
-
$380 USD
A
Retailer 2
-
$471 USD
View
A
Retailer 3
-
$472 USD
View
A
Retailer 4
-
$478 USD
View
Final sale: no returns
A
Retailer 5
-
$522 USD
View
A
Retailer 6
-
$620 USD
View
B+
Retailer 7
-
$632 USD
View
A
Retailer 8
-
$852 USD
View
A
Retailer 9
-
$853 USD
£672 GBP
View
B+
Retailer 10
-
$1,183 USD
View
B+
Retailer 11
-
$1,234 USD
A$1,898 AUD
View
B+
Retailer 12
-
$1,510 USD
View
B+
Retailer 13
-
$1,516 USD
View
B
Retailer 14
-
$1,852 USD
£1,458 GBP
View
Most Expensive
B
Brilliant Earth
13998586A · Oct 30
$3,320 USD
View
14 more retailers have this diamond
Prices start from $380 USDSave up to $2,940 USD

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
$380 USD