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Radiant|Lab Grown|IGI

0.91ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG811680805

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

Certificate IGI LG811680805

Diamond specifications and retailer prices

From £215 GBP
As of October 31, 2026
Save £846 GBP (80%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,061 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.91ct lab-grown radiant diamond

This 0.91ct lab-grown radiant sits in the just-under-one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811680805 or 811680805. Listed at 8 retailers as of October 29, 2026, with prices from £215 to £1,061, a £846 spread on the same certified stone. MOH London lists it at £1,061. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.91
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811680805
Dimensions6.86 × 4.90 × 3.13 mm
L/W Ratio1.40
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.86 mm4.90 mm0.91 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811680805
Side View
Table 67.0%Crown 42.2°Girdle: Slightly ThickPavilion 34.6°Culet: NoneDepth 63.9%

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: £1,061 GBP|Low: £196 GBP|High: £1,068 GBP|Avg: £365 GBP|+1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 2£215 GBP
Retailer 6£225 GBP
Retailer 5£232 GBP
Retailer 7£237 GBP
Retailer 3£260 GBP
Retailer 4£317 GBP
Retailer 8£448 GBP
MOH London£1,061 GBP

34 data points across 8 retailers

8 retailers£215 GBP to £1,061 GBP

A
Cheapest Retailer
-
£215 GBP
A
Retailer 2
-
£225 GBP
$302 USD
View
Retailer 3
-
£232 GBP
€296 EUR
View
Price last confirmed 7 days ago
A
Retailer 4
-
£237 GBP
$317 USD
View
A
Retailer 5
-
£260 GBP
View
Retailer 6
-
£317 GBP
$425 USD
View
Price last confirmed 10 days ago
B
Retailer 7
-
£448 GBP
$600 USD
View
Most Expensive
B
MOH London
LG811680805 · Oct 29
£1,061 GBP
View
7 more retailers have this diamond
Prices start from £215 GBPSave up to £846 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
0.91ct Radiant
£215 GBP