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Heart|Lab Grown|IGI

1.54ct D VVS1 Heart Lab Grown Diamond

EX • D/VVS1 • IGI LG733573868

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG733573868

Diamond specifications and retailer prices

From £228 GBP
$305 USD
As of October 30, 2026
Save £838 GBP (79%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,515 GBP at Brilliant Earth · As of October 16, 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 LG733573868 or 733573868. Listed at 20 retailers as of October 30, 2026, with a 368% 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733573868
Dimensions7.32 × 8.23 × 4.49 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
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
7.32 mm8.23 mm1.54 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733573868
Side View
Table 63.0%Crown 36.6°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 54.6%

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: £1,515 GBP|Low: £228 GBP|High: £2,336 GBP|Avg: £720 GBP|-35.1%
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
October 31, 2026
Retailer 3£228 GBP
Retailer 4£253 GBP
Retailer 16£269 GBP
Retailer 5£342 GBP
Retailer 14£373 GBP
Retailer 13£435 GBP
Retailer 2£442 GBP
Retailer 17£505 GBP
Retailer 15£525 GBP
Retailer 12£588 GBP
Retailer 10£607 GBP
Retailer 7£816 GBP
Retailer 9£852 GBP
Retailer 8£973 GBP
Retailer 11£1,020 GBP
Retailer 6£1,066 GBP
Brilliant Earth£1,515 GBP

30 data points across 17 retailers

20 retailers£228 GBP to £1,066 GBP

A
Cheapest Retailer
-
£228 GBP
$305 USD
Final sale: no returns
A
Retailer 2
-
£253 GBP
$339 USD
View
Retailer 3
-
£255 GBP
$342 USD
View
Price last confirmed 26 days ago
Retailer 4
-
£269 GBP
View
Price last confirmed 15 days ago
Retailer 5
-
£330 GBP
$442 USD
View
Price last confirmed 26 days ago
B+
Retailer 6
-
£342 GBP
$458 USD
View
A
Retailer 7
-
£373 GBP
$500 USD
View
A
Retailer 8
-
£435 GBP
ZAR 9,414 ZAR
View
B+
Retailer 9
-
£442 GBP
View
B+
Retailer 10
-
£505 GBP
$677 USD
View
B+
Retailer 11
-
£525 GBP
$704 USD
View
B+
Retailer 12
-
£588 GBP
A$1,213 AUD
View
B+
Retailer 13
-
£607 GBP
$813 USD
View
B+
Retailer 14
-
£816 GBP
SGD 1,477 SGD
View
B+
Retailer 15
-
£852 GBP
$1,141 USD
View
B
Retailer 16
-
£973 GBP
$1,304 USD
View
B
Retailer 17
-
£1,020 GBP
View
B
Retailer 18
-
£1,066 GBP
$1,428 USD
View
Retailer 19
-
£1,243 GBP
A$2,563 AUD
View
Price last confirmed 95 days ago
Most Expensive
Brilliant Earth
18205281A · Oct 16
£1,515 GBP
$2,030 USD
View
Price last confirmed 15 days ago
19 more retailers have this diamond
Prices start from £228 GBPSave up to £838 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
£228 GBP