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Heart|Lab Grown|IGI

1.51ct D VS2 Heart Lab Grown Diamond

ID • D/VS2 • IGI LG776683806

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG776683806

Diamond specifications and retailer prices

From £166 GBP
As of November 4, 2026
Save £841 GBP (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,007 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG776683806 or 776683806. Listed at 16 retailers as of November 4, 2026, with prices from £166 to £1,007, a £841 spread on the same certified stone. Brilliant Earth lists it at £1,007. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776683806
Dimensions7.58 × 8.02 × 4.60 mm
L/W Ratio1.06
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.58 mm8.02 mm1.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776683806
Side View
Table 56.0%Crown 33°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 57.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £1,007 GBP|Low: £166 GBP|High: £1,156 GBP|Avg: £481 GBP|-12.8%
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
November 4, 2026
Retailer 14£166 GBP
Retailer 11£193 GBP
Retailer 3£206 GBP
Retailer 16£206 GBP
Retailer 13£230 GBP
Retailer 8£350 GBP
Retailer 10£352 GBP
Retailer 2£379 GBP
Retailer 6£381 GBP
Retailer 4£449 GBP
Retailer 15£661 GBP
Retailer 12£664 GBP
Retailer 7£700 GBP
Retailer 9£824 GBP
Retailer 5£837 GBP
Brilliant Earth£1,007 GBP

38 data points across 16 retailers

16 retailers£166 GBP to £1,007 GBP

A
Cheapest Retailer
-
£166 GBP
A
Retailer 2
-
£193 GBP
View
A
Retailer 3
-
£206 GBP
View
Retailer 4
-
£206 GBP
View
Price last confirmed 11 days ago
A
Retailer 5
-
£350 GBP
View
A
Retailer 6
-
£352 GBP
View
Retailer 7
-
£375 GBP
View
Price last confirmed 24 days ago
A
Retailer 8
-
£379 GBP
View
B+
Retailer 9
-
£381 GBP
View
B+
Retailer 10
-
£449 GBP
View
B+
Retailer 11
-
£661 GBP
View
B
Retailer 12
-
£664 GBP
View
Retailer 13
-
£700 GBP
View
Price last confirmed 18 days ago
B
Retailer 14
-
£824 GBP
View
B
Retailer 15
-
£837 GBP
View
Most Expensive
B
Brilliant Earth
17988592A · Nov 4
£1,007 GBP
$1,360 USD
View
15 more retailers have this diamond
Prices start from £166 GBPSave up to £841 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
£166 GBP