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Radiant|Lab Grown|IGI

0.99ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG691547710

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

Certificate IGI LG691547710

Diamond specifications and retailer prices

From £192 GBP
$258 USD
As of November 1, 2026
Save £529 GBP (73%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £721 GBP at MOH London · As of November 1, 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 top-tier cut grade and certified by IGI LG691547710 or 691547710. Listed at 23 retailers as of November 1, 2026, with prices from £192 to £721, a £529 spread on the same certified stone. MOH London lists it at £721. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.2°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691547710
Dimensions4.71 × 4.71 × 3.20 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.71 mm4.71 mm0.99 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691547710
Side View
Table 64.0%Crown 46.2°Girdle: MediumPavilion 31.9°Culet: NoneDepth 69.0%

Caratlytics Score

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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: £721 GBP|Low: £256 GBP|High: £731 GBP|Avg: £392 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5£256 GBP
Retailer 2£274 GBP
Retailer 6£320 GBP
Retailer 3£347 GBP
Retailer 4£400 GBP
MOH London£721 GBP

41 data points across 6 retailers

23 retailers£192 GBP to £721 GBP

A
Cheapest Retailer
-
£192 GBP
$258 USD
A
Retailer 2
-
£256 GBP
$344 USD
View
A
Retailer 3
-
£274 GBP
View
B+
Retailer 4
-
£294 GBP
$395 USD
View
B+
Retailer 5
-
£313 GBP
$420 USD
View
B+
Retailer 6
-
£320 GBP
$430 USD
View
B+
Retailer 7
-
£343 GBP
$460 USD
View
B+
Retailer 8
-
£343 GBP
$460 USD
View
B+
Retailer 9
-
£343 GBP
$460 USD
View
B+
Retailer 10
-
£347 GBP
$465 USD
View
B+
Retailer 11
-
£347 GBP
$465 USD
View
B+
Retailer 12
-
£347 GBP
$465 USD
View
B+
Retailer 13
-
£347 GBP
$465 USD
View
B+
Retailer 14
-
£347 GBP
$465 USD
View
B+
Retailer 15
-
£347 GBP
$465 USD
View
Retailer 16
-
£347 GBP
$465 USD
View
Price last confirmed 26 days ago
Retailer 17
-
£354 GBP
$475 USD
View
Price last confirmed 26 days ago
Retailer 18
-
£357 GBP
$479 USD
View
Price last confirmed 63 days ago
B+
Retailer 19
-
£365 GBP
$490 USD
View
B+
Retailer 20
-
£369 GBP
$495 USD
View
Retailer 21
-
£400 GBP
A$825 AUD
View
Price last confirmed 33 days ago
B
Retailer 22
-
£626 GBP
$840 USD
View
Most Expensive
B
MOH London
LG691547710 · Nov 1
£721 GBP
View
22 more retailers have this diamond
Prices start from £192 GBPSave up to £529 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
£192 GBP