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Round|Lab Grown|IGI

0.99ct E VVS2 Round Lab Grown Diamond

ID • E/VVS2 • IGI LG800668378

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800668378

Diamond specifications and retailer prices

From £123 GBP
$165 USD
As of October 30, 2026
Save £373 GBP (75%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £496 GBP at Frank Darling · As of October 30, 2026
View at Frank Darling

About this 0.99ct lab-grown round diamond

This 0.99ct lab-grown round 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 LG800668378 or 800668378. Listed at 7 retailers as of October 30, 2026, with prices from £123 to £496, a £373 spread on the same certified stone. Frank Darling lists it at £496. 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 angle33.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800668378
Dimensions6.51 × 6.52 × 3.88 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.51 mm6.52 mm0.99 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800668378
Side View
Table 59.0%Crown 33.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 59.5%

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 30
Current: £496 GBP|Low: £87 GBP|High: £762 GBP|Avg: £335 GBP|+0.2%
Frank Darling
Retailer 2
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October 27, 2026
Retailer 10£123 GBP
Retailer 14£134 GBP
Retailer 15£136 GBP
Retailer 11£192 GBP
Retailer 5£235 GBP
Retailer 16£236 GBP
Retailer 12£238 GBP
Retailer 13£259 GBP
Retailer 9£313 GBP
Retailer 2£319 GBP
Retailer 17£328 GBP
Retailer 8£357 GBP
Retailer 6£415 GBP
Retailer 3£476 GBP
Frank Darling£496 GBP
Retailer 7£694 GBP
Retailer 4£762 GBP

10 data points across 17 retailers

7 retailers£123 GBP to £496 GBP

A
Cheapest Retailer
-
£123 GBP
$165 USD
Final sale: no returns
Retailer 2
-
£134 GBP
$180 USD
View
Price last confirmed 45 days ago
B+
Retailer 3
-
£192 GBP
$257 USD
View
Retailer 4
-
£259 GBP
View
Price last confirmed 45 days ago
Retailer 5
-
£313 GBP
A$646 AUD
View
Price last confirmed 105 days ago
Retailer 6
-
£319 GBP
$428 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Frank Darling
100743561000KD · Oct 30
£496 GBP
$664 USD
View
6 more retailers have this diamond
Prices start from £123 GBPSave up to £373 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 Round
£123 GBP