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Heart|Lab Grown|IGI

1.04ct E VVS1 Heart Lab Grown Diamond

EX • E/VVS1 • IGI LG786656720

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG786656720

Diamond specifications and retailer prices

From £131 GBP
$176 USD
As of October 30, 2026
Save £633 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £836 GBP at Brilliant Earth · As of October 12, 2026
View at Brilliant Earth

About this 1.04ct lab-grown heart diamond

This 1.04ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG786656720 or 786656720. Listed at 19 retailers as of October 29, 2026, with a 482% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786656720
Dimensions6.43 × 7.09 × 4.07 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.43 mm7.09 mm1.04 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786656720
Side View
Table 61.0%Crown 35.1°Girdle: Slightly ThickPavilion 39.6°Culet: NoneDepth 57.4%

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: £836 GBP|Low: £127 GBP|High: £866 GBP|Avg: £369 GBP|-3.4%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 11£131 GBP
Retailer 5£146 GBP
Retailer 4£152 GBP
Retailer 9£163 GBP
Retailer 16£163 GBP
Retailer 12£278 GBP
Retailer 14£279 GBP
Retailer 3£288 GBP
Retailer 2£291 GBP
Retailer 19£316 GBP
Retailer 18£343 GBP
Retailer 15£396 GBP
Retailer 17£408 GBP
Retailer 7£445 GBP
Retailer 8£522 GBP
Retailer 10£538 GBP
Retailer 6£563 GBP
Retailer 13£764 GBP
Brilliant Earth£836 GBP

36 data points across 19 retailers

19 retailers£131 GBP to £764 GBP

A
Cheapest Retailer
-
£131 GBP
$176 USD
A
Retailer 2
-
£146 GBP
$196 USD
View
Final sale: no returns
A
Retailer 3
-
£152 GBP
$204 USD
View
A
Retailer 4
-
£163 GBP
$218 USD
View
A
Retailer 5
-
£163 GBP
$218 USD
View
A
Retailer 6
-
£278 GBP
€355 EUR
View
A
Retailer 7
-
£279 GBP
ZAR 6,040 ZAR
View
A
Retailer 8
-
£288 GBP
$386 USD
View
A
Retailer 9
-
£291 GBP
View
B+
Retailer 10
-
£316 GBP
$423 USD
View
B+
Retailer 11
-
£343 GBP
$459 USD
View
B+
Retailer 12
-
£396 GBP
A$817 AUD
View
B+
Retailer 13
-
£408 GBP
$547 USD
View
B+
Retailer 14
-
£445 GBP
SGD 805 SGD
View
B
Retailer 15
-
£522 GBP
$700 USD
View
B
Retailer 16
-
£538 GBP
$721 USD
View
B
Retailer 17
-
£563 GBP
$754 USD
View
B
Retailer 18
-
£764 GBP
View
Most Expensive
Brilliant Earth
21419966A · Oct 12
£836 GBP
$1,120 USD
View
Price last confirmed 18 days ago
18 more retailers have this diamond
Prices start from £131 GBPSave up to £633 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
1.04ct Heart
£131 GBP