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Heart|Lab Grown|IGI

10.30ct G VS2 Heart Lab Grown Diamond

ID • G/VS2 • IGI LG620482933

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG620482933

Diamond specifications and retailer prices

From £2,588 GBP
$3,467 USD
As of October 31, 2026
Save £1,990 GBP (43%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £4,578 GBP at Brilliance · As of October 30, 2026
View at Brilliance

About this 10.3ct lab-grown heart diamond

This 10.3ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG620482933 or 620482933. Listed at 2 retailers as of October 30, 2026, with prices from £2,588 to £4,578, a £1,990 spread on the same certified stone. Brilliance lists it at £4,578. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

10.30
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620482933
Dimensions15.15 × 12.95 × 9.00 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
15.15 mm12.95 mm10.30 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620482933
Side View
Table 62.0%Crown 38.1°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 59.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £4,578 GBP|Low: £2,556 GBP|High: £12,591 GBP|Avg: £4,779 GBP|-7.5%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 16, 2026
Retailer 4£2,556 GBP
Retailer 2£2,588 GBP
Retailer 9£2,677 GBP
Retailer 6£2,720 GBP
Retailer 3£2,762 GBP
Brilliance£4,578 GBP
Retailer 8£6,037 GBP
Retailer 7£6,206 GBP
Retailer 5£12,591 GBP

4 data points across 9 retailers

2 retailers£2,588 GBP to £4,578 GBP

A
Cheapest Retailer
-
£2,588 GBP
$3,467 USD
Most Expensive
B+
Brilliance
D29196362 · Oct 30
£4,578 GBP
$6,134 USD
View
1 more retailer has this diamond
Prices start from £2,588 GBPSave up to £1,990 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
10.30ct Heart
£2,588 GBP