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Heart|Lab Grown|IGI

1.23ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG830622338

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830622338

Diamond specifications and retailer prices

From £167 GBP
$224 USD
As of October 30, 2026
Save £1,266 GBP (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,433 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown heart diamond

This 1.23ct 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 LG830622338 or 830622338. Listed at 13 retailers as of October 30, 2026, with prices from £167 to £1,433, a £1,266 spread on the same certified stone. Do Amore Diamonds lists it at £1,433. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830622338
Dimensions7.35 × 6.45 × 4.32 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.35 mm6.45 mm1.23 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830622338
Side View
Table 56.0%Crown 36.5°Girdle: STK-THKPavilion 38°Culet: NoneDepth 58.8%

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: £1,433 GBP|Low: £167 GBP|High: £1,433 GBP|Avg: £488 GBP
Do Amore Diamonds
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
October 29, 2026
Retailer 8£167 GBP
Retailer 4£198 GBP
Retailer 11£222 GBP
Retailer 12£252 GBP
Retailer 5£348 GBP
Retailer 14£357 GBP
Retailer 13£429 GBP
Retailer 7£500 GBP
Retailer 9£537 GBP
Retailer 6£668 GBP
Retailer 3£675 GBP
Retailer 10£791 GBP
Retailer 2£825 GBP
Do Amore Diamonds£1,433 GBP

17 data points across 14 retailers

13 retailers£167 GBP to £1,433 GBP

Retailer 1
-
£160 GBP
$214 USD
Price last confirmed 31 days ago
A
Retailer 2
-
£167 GBP
$224 USD
View
Final sale: no returns
Retailer 3
-
£185 GBP
$248 USD
View
Price last confirmed 32 days ago
Retailer 4
-
£196 GBP
$262 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
£222 GBP
$298 USD
View
B+
Retailer 6
-
£252 GBP
$337 USD
View
Retailer 7
-
£348 GBP
ZAR 7,537 ZAR
View
Price last confirmed 35 days ago
B+
Retailer 8
-
£500 GBP
A$1,031 AUD
View
B+
Retailer 9
-
£537 GBP
$719 USD
View
Retailer 10
-
£636 GBP
$852 USD
View
Price last confirmed 30 days ago
B
Retailer 11
-
£791 GBP
$1,060 USD
View
B
Retailer 12
-
£825 GBP
View
Most Expensive
B
Do Amore Diamonds
27-C5231B461 · Oct 31
£1,433 GBP
$1,920 USD
View
12 more retailers have this diamond
Prices start from £167 GBPSave up to £1,266 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
1.23ct Heart
£167 GBP