Heart|Lab Grown|IGI

5.26ct D VVS2 Heart Lab Grown Diamond

EX • D/VVS2 • IGI LG839691329

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG839691329

Diamond specifications and retailer prices

From £1,114 GBP
$1,493 USD
As of October 29, 2026
Save £376 GBP (25%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £11,008 GBP at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 5.26ct lab-grown heart diamond

This 5.26ct lab-grown heart sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839691329 or 839691329. Listed at 3 retailers as of October 28, 2026, with a 34% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.26
Carat
D
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839691329
Dimensions10.88 × 12.25 × 6.97 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.88 mm12.25 mm5.26 ctD / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839691329
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 56.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £1,114 GBP|Low: £1,114 GBP|High: £1,636 GBP|Avg: £1,475 GBP|-4.0%
Retailer 1
Retailer 2
Retailer 3
October 27, 2026
Retailer 1£1,114 GBP
Retailer 2£1,490 GBP
Retailer 3£1,636 GBP

5 data points across 3 retailers

3 retailers£1,114 GBP to £1,490 GBP

A
Cheapest Retailer
-
£1,114 GBP
$1,493 USD
Final sale: no returns
A
Retailer 2
-
£1,490 GBP
$1,997 USD
View
Most Expensive
Brilliant Earth
21613251A · Oct 1
£11,008 GBP
$14,750 USD
View
Price under review
2 more retailers have this diamond
Prices start from £1,114 GBPSave up to £376 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
5.26ct Heart
£1,114 GBP