Heart|Lab Grown|IGI

1.51ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG842644678

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG842644678

Diamond specifications and retailer prices

From £168 GBP
$225 USD
As of October 30, 2026
Save £1,138 GBP (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,306 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842644678 or 842644678. Listed at 23 retailers as of October 29, 2026, with prices from £168 to £1,306, a £1,138 spread on the same certified stone. Do Amore Diamonds lists it at £1,306. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842644678
Dimensions7.94 × 7.12 × 4.70 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.94 mm7.12 mm1.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842644678
Side View
Table 60.0%Crown 33.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 59.2%

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: £1,306 GBP|Low: £168 GBP|High: £1,328 GBP|Avg: £559 GBP|-1.7%
Do Amore Diamonds
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October 30, 2026
Retailer 12£168 GBP
Retailer 6£187 GBP
Retailer 23£195 GBP
Retailer 8£208 GBP
Retailer 22£208 GBP
Retailer 13£269 GBP
Retailer 3£279 GBP
Retailer 16£297 GBP
Retailer 20£395 GBP
Retailer 17£437 GBP
Retailer 18£452 GBP
Retailer 14£453 GBP
Retailer 11£479 GBP
Retailer 21£536 GBP
Retailer 5£658 GBP
Retailer 7£738 GBP
Retailer 10£795 GBP
Retailer 2£813 GBP
Retailer 15£866 GBP
Retailer 9£871 GBP
Retailer 19£926 GBP
Retailer 4£950 GBP
Do Amore Diamonds£1,306 GBP

17 data points across 23 retailers

23 retailers£168 GBP to £1,306 GBP

A
Cheapest Retailer
-
£168 GBP
$225 USD
A
Retailer 2
-
£187 GBP
$251 USD
View
Final sale: no returns
A
Retailer 3
-
£195 GBP
$261 USD
View
A
Retailer 4
-
£208 GBP
$279 USD
View
A
Retailer 5
-
£208 GBP
$279 USD
View
A
Retailer 6
-
£269 GBP
View
B+
Retailer 7
-
£279 GBP
$374 USD
View
A
Retailer 8
-
£297 GBP
$398 USD
View
A
Retailer 9
-
£395 GBP
ZAR 8,543 ZAR
View
B+
Retailer 10
-
£407 GBP
$545 USD
View
B+
Retailer 11
-
£437 GBP
View
B+
Retailer 12
-
£453 GBP
$607 USD
View
B+
Retailer 13
-
£479 GBP
$642 USD
View
B+
Retailer 14
-
£536 GBP
A$1,104 AUD
View
B+
Retailer 15
-
£658 GBP
CA$1,225 CAD
View
B
Retailer 16
-
£738 GBP
$989 USD
View
B
Retailer 17
-
£795 GBP
$1,065 USD
View
B
Retailer 18
-
£813 GBP
$1,090 USD
View
B
Retailer 19
-
£866 GBP
$1,160 USD
View
B
Retailer 20
-
£871 GBP
$1,167 USD
View
B
Retailer 21
-
£926 GBP
View
B
Retailer 22
-
£950 GBP
$1,272 USD
View
Most Expensive
B
Do Amore Diamonds
25-2026127-021A · Oct 29
£1,306 GBP
$1,750 USD
View
22 more retailers have this diamond
Prices start from £168 GBPSave up to £1,138 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
1.51ct Heart
£168 GBP