Heart|Lab Grown|IGI

6.10ct E SI1 Heart Lab Grown Diamond

EX • E/SI1 • IGI LG847637030

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG847637030

Diamond specifications and retailer prices

From $996 USD
As of October 29, 2026
Save $618 USD (38%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $9,110 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 6.1ct lab-grown heart diamond

This 6.1ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG847637030 or 847637030. Listed at 3 retailers as of October 29, 2026, with a 62% 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

6.10
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847637030
Dimensions11.20 × 12.53 × 7.55 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.20 mm12.53 mm6.10 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847637030
Side View
Table 59.0%Crown 35.5°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 60.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $9,110 USD|Low: $996 USD|High: $9,120 USD|Avg: $4,836 USD|-0.1%
Brilliant Earth
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$996 USD
Retailer 2$1,614 USD
Brilliant Earth$9,110 USD

7 data points across 3 retailers

3 retailers$996 USD to $1,614 USD

A
Cheapest Retailer
-
$996 USD
Final sale: no returns
B+
Retailer 2
-
$1,614 USD
£1,271 GBP
View
Most Expensive
Brilliant Earth
22248138A · Oct 28
$9,110 USD
View
Price under review
2 more retailers have this diamond
Prices start from $996 USDSave up to $618 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
6.10ct Heart
$996 USD