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Round|Lab Grown|IGI

0.99ct E VVS1 Round Lab Grown Diamond

ID • E/VVS1 • IGI LG804673427

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804673427

Diamond specifications and retailer prices

From £111 GBP
$148 USD
As of October 29, 2026
Save £536 GBP (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £648 GBP at MOH London · As of October 29, 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 LG804673427 or 804673427. Listed at 21 retailers as of October 29, 2026, with prices from £111 to £648, a £536 spread on the same certified stone. MOH London lists it at £648. 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 angle33.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804673427
Dimensions6.40 × 6.43 × 3.91 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
6.40 mm6.43 mm0.99 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804673427
Side View
Table 58.0%Crown 33.3°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.0%

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: £648 GBP|Low: £107 GBP|High: £651 GBP|Avg: £298 GBP|-0.4%
MOH London
Retailer 2
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October 29, 2026
Retailer 19£111 GBP
Retailer 17£124 GBP
Retailer 4£129 GBP
Retailer 6£137 GBP
Retailer 7£137 GBP
Retailer 2£237 GBP
Retailer 14£239 GBP
Retailer 15£249 GBP
Retailer 5£253 GBP
Retailer 10£253 GBP
Retailer 13£270 GBP
Retailer 9£321 GBP
Retailer 16£343 GBP
Retailer 18£351 GBP
Retailer 12£400 GBP
Retailer 8£443 GBP
Retailer 3£472 GBP
Retailer 11£485 GBP
Retailer 20£601 GBP
MOH London£648 GBP

30 data points across 20 retailers

21 retailers£111 GBP to £648 GBP

A
Cheapest Retailer
-
£111 GBP
$148 USD
A
Retailer 2
-
£124 GBP
$165 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
-
£137 GBP
$183 USD
View
A
Retailer 6
-
£237 GBP
View
A
Retailer 7
-
£239 GBP
€303 EUR
View
A
Retailer 8
-
£249 GBP
ZAR 5,356 ZAR
View
A
Retailer 9
-
£253 GBP
$337 USD
View
A
Retailer 10
-
£253 GBP
$337 USD
View
A
Retailer 11
-
£270 GBP
View
B+
Retailer 12
-
£321 GBP
$427 USD
View
B+
Retailer 13
-
£343 GBP
A$703 AUD
View
B+
Retailer 14
-
£351 GBP
$467 USD
View
B+
Retailer 15
-
£400 GBP
SGD 720 SGD
View
B+
Retailer 16
-
£443 GBP
$590 USD
View
B+
Retailer 17
-
£457 GBP
$608 USD
View
Price last confirmed 43 days ago
B+
Retailer 18
-
£472 GBP
$628 USD
View
B+
Retailer 19
-
£485 GBP
$645 USD
View
B
Retailer 20
-
£601 GBP
$800 USD
View
Most Expensive
B
MOH London
LG804673427 · Oct 29
£648 GBP
View
20 more retailers have this diamond
Prices start from £111 GBPSave up to £536 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