Heart|Lab Grown|IGI

1.51ct H VVS2 Heart Lab Grown Diamond

ID • H/VVS2 • IGI LG840641046

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840641046

Diamond specifications and retailer prices

From £185 GBP
$248 USD
As of October 30, 2026
Save £821 GBP (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,006 GBP at Reve Diamonds · As of November 1, 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 H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840641046 or 840641046. Listed at 21 retailers as of October 30, 2026, with prices from £185 to £1,006, a £821 spread on the same certified stone. Reve Diamonds lists it at £1,006. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.6°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840641046
Dimensions7.53 × 7.61 × 4.60 mm
L/W Ratio1.01
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
7.53 mm7.61 mm1.51 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840641046
Side View
Table 61.0%Crown 40.6°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 60.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £397 GBP|Low: £178 GBP|High: £1,028 GBP|Avg: £490 GBP|+0.4%
Retailer 1
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Retailer 20
Reve Diamonds
November 1, 2026
Retailer 18£185 GBP
Retailer 4£207 GBP
Retailer 12£215 GBP
Retailer 3£230 GBP
Retailer 9£235 GBP
Retailer 11£258 GBP
Retailer 14£275 GBP
Retailer 7£355 GBP
Retailer 15£375 GBP
Retailer 20£378 GBP
Retailer 19£386 GBP
Retailer 1£397 GBP
Retailer 17£416 GBP
Retailer 8£548 GBP
Retailer 6£738 GBP
Retailer 16£741 GBP
Retailer 13£742 GBP
Retailer 10£776 GBP
Retailer 2£777 GBP
Retailer 5£926 GBP
Reve Diamonds£1,006 GBP

26 data points across 21 retailers

21 retailers£185 GBP to £1,006 GBP

A
Cheapest Retailer
-
£185 GBP
$248 USD
A
Retailer 2
-
£207 GBP
$277 USD
View
Final sale: no returns
A
Retailer 3
-
£215 GBP
$288 USD
View
A
Retailer 4
-
£230 GBP
$308 USD
View
Retailer 5
-
£235 GBP
$315 USD
View
Price last confirmed 7 days ago
Retailer 6
-
£258 GBP
HK$2,700 HKD
View
Price last confirmed 21 days ago
A
Retailer 7
-
£275 GBP
View
A
Retailer 8
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£355 GBP
$475 USD
View
A
Retailer 9
-
£375 GBP
€478 EUR
View
A
Retailer 10
-
£378 GBP
$506 USD
View
B+
Retailer 11
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£386 GBP
$517 USD
View
B+
Retailer 12
-
£397 GBP
ZAR 8,585 ZAR
View
B+
Retailer 13
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£416 GBP
$557 USD
View
B+
Retailer 14
-
£548 GBP
A$1,129 AUD
View
B
Retailer 15
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£738 GBP
$989 USD
View
B
Retailer 16
-
£741 GBP
$993 USD
View
Retailer 17
-
£742 GBP
SGD 1,344 SGD
View
Price last confirmed 21 days ago
B
Retailer 18
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£776 GBP
$1,040 USD
View
B
Retailer 19
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£777 GBP
$1,041 USD
View
B
Retailer 20
-
£926 GBP
View
Most Expensive
B
Reve Diamonds
47EF124C3 · Nov 1
£1,006 GBP
$1,348 USD
View
20 more retailers have this diamond
Prices start from £185 GBPSave up to £821 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
£185 GBP