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Heart|Lab Grown|IGI

1.51ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG804638158

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804638158

Diamond specifications and retailer prices

From £175 GBP
$235 USD
As of October 30, 2026
Save £799 GBP (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £975 GBP at Reve Diamonds · As of October 30, 2026
View at Reve 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 LG804638158 or 804638158. Listed at 23 retailers as of October 30, 2026, with prices from £175 to £975, a £799 spread on the same certified stone. Reve Diamonds lists it at £975. 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 angle36.1°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804638158
Dimensions7.80 × 7.34 × 4.45 mm
L/W Ratio1.06
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
7.80 mm7.34 mm1.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804638158
Side View
Table 61.0%Crown 36.1°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 57.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £196 GBP|Low: £167 GBP|High: £975 GBP|Avg: £471 GBP|-2.2%
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Retailer 19
Reve Diamonds
October 30, 2026
Retailer 2£175 GBP
Retailer 1£196 GBP
Retailer 10£204 GBP
Retailer 6£218 GBP
Retailer 8£218 GBP
Retailer 12£255 GBP
Retailer 7£368 GBP
Retailer 14£373 GBP
Retailer 15£374 GBP
Retailer 4£405 GBP
Retailer 13£411 GBP
Retailer 19£445 GBP
Retailer 16£507 GBP
Retailer 5£569 GBP
Retailer 3£700 GBP
Retailer 18£726 GBP
Retailer 9£739 GBP
Retailer 11£825 GBP
Retailer 17£874 GBP
Reve Diamonds£975 GBP

32 data points across 20 retailers

23 retailers£175 GBP to £975 GBP

A
Cheapest Retailer
-
£175 GBP
$235 USD
A
Retailer 2
-
£196 GBP
$263 USD
View
Final sale: no returns
A
Retailer 3
-
£204 GBP
$273 USD
View
A
Retailer 4
-
£218 GBP
$292 USD
View
A
Retailer 5
-
£218 GBP
$292 USD
View
A
Retailer 6
-
£255 GBP
View
A
Retailer 7
-
£368 GBP
$493 USD
View
A
Retailer 8
-
£373 GBP
€476 EUR
View
A
Retailer 9
-
£374 GBP
ZAR 8,096 ZAR
View
A
Retailer 10
-
£384 GBP
$515 USD
View
B+
Retailer 11
-
£405 GBP
$543 USD
View
B+
Retailer 12
-
£411 GBP
View
B+
Retailer 13
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£445 GBP
A$918 AUD
View
B+
Retailer 14
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£507 GBP
A$1,046 AUD
View
B+
Retailer 15
-
£569 GBP
$763 USD
View
B
Retailer 16
-
£699 GBP
$936 USD
View
B
Retailer 17
-
£700 GBP
$938 USD
View
B
Retailer 18
-
£726 GBP
A$1,496 AUD
View
B
Retailer 19
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£739 GBP
$990 USD
View
B
Retailer 20
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£825 GBP
$1,105 USD
View
B
Retailer 21
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£874 GBP
View
B
Retailer 22
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£878 GBP
$1,176 USD
View
Most Expensive
B
Reve Diamonds
21D4637C6 · Oct 30
£975 GBP
$1,306 USD
View
22 more retailers have this diamond
Prices start from £175 GBPSave up to £799 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
£175 GBP