Heart|Lab Grown|IGI

3.00ct F SI2 Heart Lab Grown Diamond

ID • F/SI2 • IGI LG674515106

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG674515106

Diamond specifications and retailer prices

From $759 USD
As of November 6, 2026
Save $298 USD (28%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,550 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3ct lab-grown heart diamond

This 3ct lab-grown heart sits in the three to five carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG674515106 or 674515106. Listed at 13 retailers as of October 31, 2026, with a 39% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.00
Carat
F
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle42.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG674515106
Dimensions8.50 × 9.94 × 5.95 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.50 mm9.94 mm3.00 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG674515106
Side View
Table 58.0%Crown 41.9°Girdle: MED-VTKPavilion 42.5°Culet: NoneDepth 59.9%

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: Nov 6
Current: $3,550 USD|Low: $331 USD|High: $3,660 USD|Avg: $1,071 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 7$345 USD
Retailer 10$386 USD
Retailer 8$428 USD
Retailer 9$688 USD
Retailer 2$759 USD
Retailer 4$766 USD
Retailer 11$818 USD
Retailer 3$915 USD
Retailer 6$1,057 USD
Retailer 5$1,673 USD
Brilliant Earth$3,550 USD

38 data points across 11 retailers

13 retailers$759 USD to $1,057 USD

Retailer 1
-
$345 USD
Price last confirmed 10 days ago
Retailer 2
-
$400 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$428 USD
View
Price last confirmed 12 days ago
Retailer 4
-
$428 USD
View
Price last confirmed 12 days ago
Retailer 5
-
$688 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$759 USD
View
Retailer 7
-
$766 USD
View
Price last confirmed 8 days ago
Retailer 8
-
$818 USD
View
Price last confirmed 8 days ago
Retailer 9
-
$915 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$1,057 USD
View
Retailer 11
-
$1,375 USD
View
Price last confirmed 8 days ago
Retailer 12
-
$1,673 USD
View
Price last confirmed 11 days ago
Most Expensive
Brilliant Earth
15304575A · Oct 28
$3,550 USD
View
Price last confirmed 8 days ago
12 more retailers have this diamond
Prices start from $759 USDSave up to $298 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
3.00ct Heart
$759 USD