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Heart|Lab Grown|IGI

0.99ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG802633742

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG802633742

Diamond specifications and retailer prices

From £145 GBP
$193 USD
As of October 28, 2026
Save £80 GBP (35%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £537 GBP at Novita Diamonds · As of June 16, 2026
View at Novita Diamonds

About this 0.99ct lab-grown heart diamond

This 0.99ct lab-grown heart sits in the just-under-one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG802633742 or 802633742. Listed at 3 retailers as of October 28, 2026, with a 55% 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

0.99
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802633742
Dimensions6.94 × 6.24 × 4.05 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.94 mm6.24 mm0.99 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802633742
Side View
Table 60.0%Crown 35.6°Girdle: THN-THKPavilion 40.1°Culet: NoneDepth 58.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £537 GBP|Low: £102 GBP|High: £1,344 GBP|Avg: £478 GBP
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 27, 2026
Retailer 3£102 GBP
Retailer 2£145 GBP
Retailer 5£225 GBP
Retailer 10£234 GBP
Retailer 8£334 GBP
Retailer 6£338 GBP
Retailer 7£343 GBP
Retailer 4£513 GBP
Novita Diamonds£537 GBP
Retailer 9£747 GBP
Retailer 12£866 GBP
Retailer 11£1,344 GBP

12 data points across 12 retailers

3 retailers£145 GBP to £225 GBP

A
Cheapest Retailer
-
£145 GBP
$193 USD
Final sale: no returns
A
Retailer 2
-
£225 GBP
$299 USD
View
Most Expensive
B
Novita Diamonds
cert_802633742 · Jun 16
£537 GBP
A$1,100 AUD
View
Price last confirmed 135 days ago
2 more retailers have this diamond
Prices start from £145 GBPSave up to £80 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
0.99ct Heart
£145 GBP