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Radiant|Lab Grown|IGI

0.99ct F VS1 Radiant Lab Grown Diamond

VG • F/VS1 • IGI LG844677834

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG844677834

Diamond specifications and retailer prices

From £121 GBP
$162 USD
As of October 31, 2026
Save £933 GBP (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,053 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.99ct lab-grown radiant diamond

This 0.99ct lab-grown radiant sits in the just-under-one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG844677834 or 844677834. Listed at 14 retailers as of October 29, 2026, with prices from £121 to £1,053, a £933 spread on the same certified stone. MOH London lists it at £1,053. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.99
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844677834
Dimensions7.30 × 4.84 × 3.12 mm
L/W Ratio1.51
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.30 mm4.84 mm0.99 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844677834
Side View
Table 60.0%Crown 39.4°Girdle: MediumPavilion 33.4°Culet: NoneDepth 64.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £1,053 GBP|Low: £121 GBP|High: £1,053 GBP|Avg: £338 GBP|+73.1%
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 2, 2026
Retailer 12£121 GBP
Retailer 3£126 GBP
Retailer 2£166 GBP
Retailer 7£221 GBP
Retailer 11£225 GBP
Retailer 10£235 GBP
Retailer 6£241 GBP
Retailer 14£244 GBP
Retailer 5£245 GBP
Retailer 9£302 GBP
Retailer 8£322 GBP
Retailer 13£438 GBP
Retailer 4£746 GBP
MOH London£1,053 GBP

17 data points across 14 retailers

14 retailers£121 GBP to £1,053 GBP

A
Cheapest Retailer
-
£121 GBP
$162 USD
A
Retailer 2
-
£126 GBP
$169 USD
View
Final sale: no returns
A
Retailer 3
-
£166 GBP
View
A
Retailer 4
-
£221 GBP
View
A
Retailer 5
-
£225 GBP
€288 EUR
View
A
Retailer 6
-
£235 GBP
ZAR 5,086 ZAR
View
A
Retailer 7
-
£241 GBP
$324 USD
View
A
Retailer 8
-
£244 GBP
$328 USD
View
A
Retailer 9
-
£245 GBP
View
B+
Retailer 10
-
£302 GBP
$405 USD
View
B+
Retailer 11
-
£322 GBP
A$665 AUD
View
B+
Retailer 12
-
£438 GBP
$588 USD
View
B
Retailer 13
-
£746 GBP
$1,001 USD
View
Most Expensive
C
MOH London
LG844677834 · Oct 29
£1,053 GBP
View
13 more retailers have this diamond
Prices start from £121 GBPSave up to £933 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 Radiant
£121 GBP