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 $288 USD
£227 GBP
As of October 30, 2026
Save $1,133 USD (80%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,421 USD 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 $288 to $1,421, a $1,133 spread on the same certified stone. MOH London lists it at $1,421. 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
Color
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 30
Current: $1,421 USD|Low: $262 USD|High: $1,431 USD|Avg: $489 USD|+1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$288 USD
Retailer 6$302 USD
Retailer 5$311 USD
Retailer 7$317 USD
Retailer 3$349 USD
Retailer 4$425 USD
Retailer 8$600 USD
MOH London$1,421 USD

33 data points across 8 retailers

8 retailers$288 USD to $1,421 USD

A
Cheapest Retailer
-
$288 USD
£227 GBP
A
Retailer 2
-
$302 USD
View
A
Retailer 3
-
$311 USD
€296 EUR
View
A
Retailer 4
-
$317 USD
View
A
Retailer 5
-
$349 USD
£274 GBP
View
Retailer 6
-
$425 USD
View
Price last confirmed 9 days ago
B
Retailer 7
-
$600 USD
View
Most Expensive
B
MOH London
LG811680805 · Oct 29
$1,421 USD
£1,119 GBP
View
7 more retailers have this diamond
Prices start from $288 USDSave up to $1,133 USD

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
$288 USD