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Round|Lab Grown|IGI

0.99ct F VVS2 Round Lab Grown Diamond

ID • F/VVS2 • IGI LG818644669

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818644669

Diamond specifications and retailer prices

From £110 GBP
As of November 1, 2026
Save £524 GBP (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £634 GBP at MOH London · As of November 1, 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 F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818644669 or 818644669. Listed at 22 retailers as of November 1, 2026, with prices from £110 to £634, a £524 spread on the same certified stone. MOH London lists it at £634. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644669
Dimensions6.39 × 6.33 × 3.94 mm
L/W Ratio1.01
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
6.39 mm6.33 mm0.99 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644669
Side View
Table 55.0%Crown 35°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.0%

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: Nov 1
Current: £634 GBP|Low: £105 GBP|High: £642 GBP|Avg: £304 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 4, 2026
Retailer 13£110 GBP
Retailer 5£122 GBP
Retailer 4£136 GBP
Retailer 14£184 GBP
Retailer 8£231 GBP
Retailer 11£246 GBP
Retailer 2£248 GBP
Retailer 9£256 GBP
Retailer 12£293 GBP
Retailer 10£338 GBP
Retailer 6£436 GBP
Retailer 7£460 GBP
Retailer 3£593 GBP
MOH London£634 GBP

44 data points across 14 retailers

22 retailers£110 GBP to £634 GBP

A
Cheapest Retailer
-
£110 GBP
A
Retailer 2
-
£122 GBP
View
Final sale: no returns
A
Retailer 3
-
£127 GBP
View
Retailer 4
-
£136 GBP
View
Price last confirmed 10 days ago
A
Retailer 5
-
£136 GBP
View
A
Retailer 6
-
£151 GBP
View
B+
Retailer 7
-
£184 GBP
View
A
Retailer 8
-
£231 GBP
View
A
Retailer 9
-
£233 GBP
View
A
Retailer 10
-
£246 GBP
View
A
Retailer 11
-
£248 GBP
View
A
Retailer 12
-
£256 GBP
View
B+
Retailer 13
-
£293 GBP
View
B+
Retailer 14
-
£338 GBP
View
B+
Retailer 15
-
£350 GBP
View
B+
Retailer 16
-
£373 GBP
View
B+
Retailer 17
-
£433 GBP
View
B+
Retailer 18
-
£436 GBP
View
B
Retailer 19
-
£460 GBP
View
B
Retailer 20
-
£476 GBP
View
B
Retailer 21
-
£593 GBP
View
Most Expensive
B
MOH London
LG818644669 · Nov 1
£634 GBP
View
21 more retailers have this diamond
Prices start from £110 GBPSave up to £524 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
£110 GBP