Radiant|Lab Grown|IGI

1.21ct E VS2 Radiant Lab Grown Diamond

VG • E/VS2 • IGI LG691547716

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

Certificate IGI LG691547716

Diamond specifications and retailer prices

From $338 USD
As of October 29, 2026
Save $827 USD (71%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,165 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.21ct lab-grown radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG691547716 or 691547716. Listed at 8 retailers as of October 29, 2026, with prices from $338 to $1,165, a $827 spread on the same certified stone. MOH London lists it at $1,165. 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

1.21
Carat
E
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691547716
Dimensions5.13 × 5.13 × 7.83 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
5.13 mm5.13 mm1.21 ctE / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691547716
Side View
Table 63.0%Crown 40.3°Girdle: MediumPavilion 32.8°Culet: NoneDepth 69.6%

Caratlytics Score

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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 29
Current: $1,165 USD|Low: $338 USD|High: $1,172 USD|Avg: $626 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 7$338 USD
Retailer 5$397 USD
Retailer 2$454 USD
Retailer 6$472 USD
Retailer 3$630 USD
Retailer 4$651 USD
Retailer 8$969 USD
MOH London$1,165 USD

40 data points across 8 retailers

8 retailers$338 USD to $1,165 USD

A
Cheapest Retailer
-
$338 USD
A
Retailer 2
-
$397 USD
View
A
Retailer 3
-
$454 USD
£357 GBP
View
B+
Retailer 4
-
$472 USD
View
Retailer 5
-
$630 USD
View
Price last confirmed 9 days ago
Retailer 6
-
$651 USD
A$1,001 AUD
View
Price last confirmed 29 days ago
Retailer 7
-
$969 USD
View
Price last confirmed 12 days ago
Most Expensive
B
MOH London
LG691547716 · Oct 29
$1,165 USD
£917 GBP
View
7 more retailers have this diamond
Prices start from $338 USDSave up to $827 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
1.21ct Radiant
$338 USD