Heart|Lab Grown|IGI

1.54ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG799647010

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG799647010

Diamond specifications and retailer prices

From £192 GBP
$258 USD
As of November 2, 2026
Save £802 GBP (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,513 GBP at Brilliant Earth · As of October 11, 2026
View at Brilliant Earth

About this 1.54ct lab-grown heart diamond

This 1.54ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG799647010 or 799647010. Listed at 21 retailers as of November 1, 2026, with a 417% 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

1.54
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799647010
Dimensions8.19 × 7.21 × 4.34 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
8.19 mm7.21 mm1.54 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799647010
Side View
Table 61.0%Crown 36.8°Girdle: MED-THKPavilion 35.9°Culet: NoneDepth 53.0%

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 2
Current: £1,513 GBP|Low: £187 GBP|High: £1,513 GBP|Avg: £556 GBP
Brilliant Earth
Retailer 2
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Retailer 20
November 2, 2026
Retailer 12£192 GBP
Retailer 6£215 GBP
Retailer 4£223 GBP
Retailer 11£238 GBP
Retailer 17£238 GBP
Retailer 16£358 GBP
Retailer 3£399 GBP
Retailer 14£412 GBP
Retailer 20£435 GBP
Retailer 13£456 GBP
Retailer 5£520 GBP
Retailer 18£560 GBP
Retailer 2£608 GBP
Retailer 9£767 GBP
Retailer 8£775 GBP
Retailer 7£805 GBP
Retailer 19£880 GBP
Retailer 15£956 GBP
Retailer 10£994 GBP
Brilliant Earth£1,513 GBP

37 data points across 20 retailers

21 retailers£192 GBP to £994 GBP

A
Cheapest Retailer
-
£192 GBP
$258 USD
A
Retailer 2
-
£215 GBP
$288 USD
View
Final sale: no returns
A
Retailer 3
-
£223 GBP
$299 USD
View
A
Retailer 4
-
£238 GBP
$320 USD
View
Retailer 5
-
£238 GBP
$320 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
£358 GBP
$480 USD
View
A
Retailer 7
-
£399 GBP
$535 USD
View
A
Retailer 8
-
£412 GBP
ZAR 8,930 ZAR
View
A
Retailer 9
-
£435 GBP
$584 USD
View
B+
Retailer 10
-
£456 GBP
View
B+
Retailer 11
-
£520 GBP
$698 USD
View
Retailer 12
-
£560 GBP
A$1,156 AUD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
£608 GBP
$816 USD
View
B+
Retailer 14
-
£767 GBP
$1,029 USD
View
B+
Retailer 15
-
£775 GBP
SGD 1,406 SGD
View
B+
Retailer 16
-
£805 GBP
$1,080 USD
View
B+
Retailer 17
-
£855 GBP
$1,148 USD
View
B+
Retailer 18
-
£880 GBP
$1,181 USD
View
B+
Retailer 19
-
£956 GBP
View
B
Retailer 20
-
£994 GBP
$1,334 USD
View
Most Expensive
Brilliant Earth
21420757A · Oct 11
£1,513 GBP
$2,030 USD
View
Price last confirmed 21 days ago
20 more retailers have this diamond
Prices start from £192 GBPSave up to £802 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
1.54ct Heart
£192 GBP