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Heart|Lab Grown|IGI

0.99ct E VVS2 Heart Lab Grown Diamond

ID • E/VVS2 • IGI LG800668368

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG800668368

Diamond specifications and retailer prices

From £137 GBP
$183 USD
As of October 28, 2026
Save £75 GBP (35%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £586 GBP at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG800668368 or 800668368. Listed at 5 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800668368
Dimensions6.76 × 5.97 × 4.16 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.76 mm5.97 mm0.99 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800668368
Side View
Table 62.0%Crown 35.4°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 61.5%

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: £137 GBP|Low: £84 GBP|High: £836 GBP|Avg: £365 GBP|+6.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 28, 2026
Retailer 13£84 GBP
Retailer 1£137 GBP
Retailer 6£213 GBP
Retailer 8£288 GBP
Retailer 4£288 GBP
Retailer 7£305 GBP
Retailer 3£316 GBP
Retailer 9£334 GBP
Retailer 10£400 GBP
Retailer 5£440 GBP
Retailer 2£495 GBP
Retailer 11£564 GBP
Retailer 12£836 GBP

18 data points across 13 retailers

5 retailers£137 GBP to £213 GBP

A
Cheapest Retailer
-
£137 GBP
$183 USD
Final sale: no returns
B+
Retailer 2
-
£213 GBP
$283 USD
View
A
Retailer 3
-
£288 GBP
ZAR 6,187 ZAR
View
Price last confirmed 42 days ago
B+
Retailer 4
-
£440 GBP
A$902 AUD
View
Price last confirmed 101 days ago
Most Expensive
B
Brilliant Earth
19732876A · Sep 28
£586 GBP
$780 USD
View
Price last confirmed 31 days ago
4 more retailers have this diamond
Prices start from £137 GBPSave up to £75 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
£137 GBP