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Heart|Lab Grown|IGI

1.51ct D VS2 Heart Lab Grown Diamond

EX • D/VS2 • IGI LG700586832

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG700586832

Diamond specifications and retailer prices

From £166 GBP
As of November 4, 2026
Save £671 GBP (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £837 GBP at Brilliance · As of November 4, 2026
View at Brilliance

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 LG700586832 or 700586832. Listed at 14 retailers as of November 4, 2026, with prices from £166 to £837, a £671 spread on the same certified stone. Brilliance lists it at £837. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700586832
Dimensions7.25 × 7.84 × 4.68 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.25 mm7.84 mm1.51 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700586832
Side View
Table 56.0%Crown 35.1°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 59.7%

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: Nov 4
Current: £837 GBP|Low: £166 GBP|High: £855 GBP|Avg: £484 GBP|-2.1%
Brilliance
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
November 5, 2026
Retailer 8£166 GBP
Retailer 9£193 GBP
Retailer 13£206 GBP
Retailer 14£230 GBP
Retailer 6£350 GBP
Retailer 11£352 GBP
Retailer 2£379 GBP
Retailer 4£381 GBP
Retailer 3£449 GBP
Retailer 10£661 GBP
Retailer 12£664 GBP
Retailer 5£700 GBP
Retailer 7£824 GBP
Brilliance£837 GBP

38 data points across 14 retailers

14 retailers£166 GBP to £837 GBP

A
Cheapest Retailer
-
£166 GBP
A
Retailer 2
-
£193 GBP
View
Retailer 3
-
£206 GBP
View
Price last confirmed 11 days ago
Retailer 4
-
£207 GBP
View
Price last confirmed 39 days ago
A
Retailer 5
-
£350 GBP
View
A
Retailer 6
-
£352 GBP
View
A
Retailer 7
-
£379 GBP
View
B+
Retailer 8
-
£381 GBP
View
B+
Retailer 9
-
£449 GBP
View
B+
Retailer 10
-
£661 GBP
View
B
Retailer 11
-
£664 GBP
View
Retailer 12
-
£700 GBP
View
Price last confirmed 18 days ago
B
Retailer 13
-
£824 GBP
View
Most Expensive
B
Brilliance
D33374877 · Nov 4
£837 GBP
$1,130 USD
View
13 more retailers have this diamond
Prices start from £166 GBPSave up to £671 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