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Heart|Lab Grown|IGI

0.53ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG815612391

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG815612391

Diamond specifications and retailer prices

From £300 GBP
$399 USD
As of October 28, 2026
Save £496 GBP (62%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £943 GBP at Taylor and Hart · As of October 28, 2026
View at Taylor and Hart

About this 0.53ct lab-grown heart diamond

This 0.53ct lab-grown heart sits in the half to three-quarter carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815612391 or 815612391. Listed at 4 retailers as of October 26, 2026, with a 165% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.53
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815612391
Dimensions5.66 × 4.89 × 3.31 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.66 mm4.89 mm0.53 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815612391
Side View
Table 58.0%Crown 34.2°Girdle: MED-THKPavilion 37.9°CuletDepth 58.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £305 GBP|Low: £281 GBP|High: £943 GBP|Avg: £584 GBP|+4.1%
Retailer 1
Retailer 2
Retailer 3
Taylor and Hart
October 28, 2026
Retailer 3£300 GBP
Retailer 1£305 GBP
Retailer 2£795 GBP
Taylor and Hart£943 GBP

12 data points across 4 retailers

4 retailers£300 GBP to £795 GBP

B+
Cheapest Retailer
-
£300 GBP
$399 USD
B+
Retailer 2
-
£305 GBP
View
B
Retailer 3
-
£795 GBP
View
Most Expensive
Taylor and Hart
7HIL317 · Oct 28
£943 GBP
$1,256 USD
View
Price under review
3 more retailers have this diamond
Prices start from £300 GBPSave up to £496 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.

B+
0.53ct Heart
£300 GBP