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Heart|Lab Grown|IGI

2.42ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG838639655

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG838639655

Diamond specifications and retailer prices

From £309 GBP
$412 USD
As of October 28, 2026
Save £337 GBP (52%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £646 GBP at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 2.42ct lab-grown heart diamond

This 2.42ct lab-grown heart sits in the two to three carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG838639655 or 838639655. Listed at 2 retailers as of October 28, 2026, with prices from £309 to £646, a £337 spread on the same certified stone. 77 Diamonds lists it at £646. 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

2.42
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838639655
Dimensions8.07 × 9.45 × 5.54 mm
L/W Ratio1.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.07 mm9.45 mm2.42 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838639655
Side View
Table 57.0%Crown 33.4°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 58.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: £646 GBP|Low: £309 GBP|High: £661 GBP|Avg: £558 GBP|+4.4%
77 Diamonds
Retailer 2
October 30, 2026
Retailer 2£309 GBP
77 Diamonds£646 GBP

30 data points across 2 retailers

2 retailers£309 GBP to £646 GBP

A
Cheapest Retailer
-
£309 GBP
$412 USD
Final sale: no returns
Most Expensive
B+
77 Diamonds
HSTVSQGCNUPJM · Oct 30
£646 GBP
View
1 more retailer has this diamond
Prices start from £309 GBPSave up to £337 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
2.42ct Heart
£309 GBP