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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 £735 GBP
$985 USD
As of October 31, 2026
Save £2,870 GBP (80%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £3,605 GBP at Brilliant Earth · As of October 30, 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 30, 2026, with prices from £735 to £3,605, a £2,870 spread on the same certified stone. Brilliant Earth lists it at £3,605. 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
Colour
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 31
Current: £3,605 GBP|Low: £735 GBP|High: £6,807 GBP|Avg: £3,163 GBP|-47.0%
Brilliant Earth
Retailer 2
Retailer 3
October 31, 2026
Retailer 2£735 GBP
Retailer 3£1,207 GBP
Brilliant Earth£3,605 GBP

8 data points across 3 retailers

3 retailers£735 GBP to £3,605 GBP

A
Cheapest Retailer
-
£735 GBP
$985 USD
Final sale: no returns
B+
Retailer 2
-
£1,207 GBP
View
Most Expensive
B
Brilliant Earth
22248138A · Oct 30
£3,605 GBP
$4,830 USD
View
2 more retailers have this diamond
Prices start from £735 GBPSave up to £2,870 GBP

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
£735 GBP