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Heart|Lab Grown|IGI

1.54ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG514269151

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG514269151

Diamond specifications and retailer prices

From £171 GBP
$229 USD
As of October 30, 2026
Save £1,461 GBP (90%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: £1,632 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG514269151 or 514269151. Listed at 29 retailers as of October 30, 2026, with prices from £171 to £1,632, a £1,461 spread on the same certified stone. Do Amore Diamonds lists it at £1,632. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG514269151
Dimensions6.80 × 8.05 × 4.77 mm
L/W Ratio1.18
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
6.80 mm8.05 mm1.54 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG514269151
Side View
Table 60.0%Crown 37.8°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 59.3%

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: £1,632 GBP|Low: £199 GBP|High: £1,632 GBP|Avg: £631 GBP
Do Amore Diamonds
Retailer 2
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Retailer 19
November 2, 2026
Retailer 3£199 GBP
Retailer 6£311 GBP
Retailer 11£324 GBP
Retailer 19£324 GBP
Retailer 18£329 GBP
Retailer 5£400 GBP
Retailer 12£403 GBP
Retailer 2£444 GBP
Retailer 10£515 GBP
Retailer 15£537 GBP
Retailer 16£543 GBP
Retailer 17£682 GBP
Retailer 14£810 GBP
Retailer 8£859 GBP
Retailer 7£877 GBP
Retailer 13£934 GBP
Retailer 9£940 GBP
Retailer 4£957 GBP
Do Amore Diamonds£1,632 GBP

42 data points across 19 retailers

29 retailers£171 GBP to £1,632 GBP

A
Cheapest Retailer
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£171 GBP
$229 USD
Retailer 2
-
£171 GBP
$229 USD
View
Price last confirmed 25 days ago
Retailer 3
-
£171 GBP
$229 USD
View
Price last confirmed 22 days ago
A
Retailer 4
-
£199 GBP
$267 USD
View
Final sale: no returns
Retailer 5
-
£211 GBP
$283 USD
View
Price last confirmed 30 days ago
Retailer 6
-
£211 GBP
$283 USD
View
Price last confirmed 23 days ago
Retailer 7
-
£212 GBP
$284 USD
View
Price last confirmed 33 days ago
Retailer 8
-
£246 GBP
$330 USD
View
Price last confirmed 35 days ago
Retailer 9
-
£259 GBP
$348 USD
View
Price last confirmed 36 days ago
A
Retailer 10
-
£311 GBP
$418 USD
View
A
Retailer 11
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£324 GBP
HK$3,400 HKD
View
B+
Retailer 12
-
£329 GBP
$442 USD
View
B+
Retailer 13
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£400 GBP
$537 USD
View
A
Retailer 14
-
£403 GBP
ZAR 8,728 ZAR
View
B+
Retailer 15
-
£444 GBP
View
B+
Retailer 16
-
£515 GBP
$691 USD
View
B+
Retailer 17
-
£537 GBP
A$1,108 AUD
View
B+
Retailer 18
-
£543 GBP
A$1,122 AUD
View
B
Retailer 19
-
£682 GBP
$915 USD
View
Retailer 20
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£750 GBP
$1,006 USD
View
Price last confirmed 23 days ago
B
Retailer 21
-
£750 GBP
$1,006 USD
View
B+
Retailer 22
-
£810 GBP
A$1,672 AUD
View
B
Retailer 23
-
£859 GBP
$1,153 USD
View
B
Retailer 24
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£877 GBP
$1,177 USD
View
Retailer 25
-
£932 GBP
$1,251 USD
View
Price last confirmed 33 days ago
B
Retailer 26
-
£934 GBP
View
B
Retailer 27
-
£940 GBP
SGD 1,705 SGD
View
B
Retailer 28
-
£957 GBP
$1,284 USD
View
Most Expensive
B
Do Amore Diamonds
27-548D83E1E · Oct 31
£1,632 GBP
$2,190 USD
View
28 more retailers have this diamond
Prices start from £171 GBPSave up to £1,461 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
£171 GBP