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Round|Lab Grown|IGI

0.99ct E VVS1 Round Lab Grown Diamond

ID • E/VVS1 • IGI LG836620890

Shape and cutting style on the report: Round brilliant

Certificate IGI LG836620890

Diamond specifications and retailer prices

From £111 GBP
$148 USD
As of October 29, 2026
Save £534 GBP (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £645 GBP at MOH London · As of October 26, 2026
View at MOH London

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG836620890 or 836620890. Listed at 18 retailers as of October 26, 2026, with prices from £111 to £645, a £534 spread on the same certified stone. MOH London lists it at £645. 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 angle32.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836620890
Dimensions6.50 × 6.47 × 3.83 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.50 mm6.47 mm0.99 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836620890
Side View
Table 59.0%Crown 32.8°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.1%

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 29
Current: £645 GBP|Low: £107 GBP|High: £677 GBP|Avg: £313 GBP|-4.8%
MOH London
Retailer 2
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Retailer 18
October 29, 2026
Retailer 16£111 GBP
Retailer 10£125 GBP
Retailer 3£129 GBP
Retailer 5£137 GBP
Retailer 2£237 GBP
Retailer 11£239 GBP
Retailer 13£249 GBP
Retailer 4£253 GBP
Retailer 7£253 GBP
Retailer 12£270 GBP
Retailer 14£343 GBP
Retailer 15£351 GBP
Retailer 9£400 GBP
Retailer 6£443 GBP
Retailer 17£472 GBP
Retailer 8£485 GBP
Retailer 18£601 GBP
MOH London£645 GBP

32 data points across 18 retailers

18 retailers£111 GBP to £645 GBP

A
Cheapest Retailer
-
£111 GBP
$148 USD
A
Retailer 2
-
£125 GBP
$166 USD
View
Final sale: no returns
A
Retailer 3
-
£129 GBP
$172 USD
View
A
Retailer 4
-
£137 GBP
$183 USD
View
A
Retailer 5
-
£237 GBP
View
A
Retailer 6
-
£239 GBP
€303 EUR
View
A
Retailer 7
-
£249 GBP
ZAR 5,356 ZAR
View
A
Retailer 8
-
£253 GBP
$337 USD
View
A
Retailer 9
-
£253 GBP
$337 USD
View
A
Retailer 10
-
£270 GBP
View
B+
Retailer 11
-
£343 GBP
A$703 AUD
View
B+
Retailer 12
-
£351 GBP
$467 USD
View
B+
Retailer 13
-
£400 GBP
SGD 720 SGD
View
B+
Retailer 14
-
£443 GBP
$590 USD
View
B+
Retailer 15
-
£472 GBP
$628 USD
View
B+
Retailer 16
-
£485 GBP
$645 USD
View
Retailer 17
-
£601 GBP
$800 USD
View
Price last confirmed 8 days ago
Most Expensive
B
MOH London
LG836620890 · Oct 26
£645 GBP
View
17 more retailers have this diamond
Prices start from £111 GBPSave up to £534 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
£111 GBP