Radiant|Lab Grown|IGI

1.21ct E VVS2 Radiant Lab Grown Diamond

ID • E/VVS2 • IGI LG818651227

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

Certificate IGI LG818651227

Diamond specifications and retailer prices

From $174 USD
As of October 27, 2026
Save $1,496 USD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,670 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818651227 or 818651227. Listed at 16 retailers as of October 27, 2026, with prices from $174 to $1,670, a $1,496 spread on the same certified stone. Do Amore Diamonds lists it at $1,670. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818651227
Dimensions7.91 × 5.45 × 3.53 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.91 mm5.45 mm1.21 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818651227
Side View
Table 63.0%Crown 38°Girdle: MediumPavilion 34.7°Culet: NoneDepth 64.8%

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 27
Current: $1,670 USD|Low: $138 USD|High: $1,670 USD|Avg: $584 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 10$174 USD
Retailer 12$195 USD
Retailer 11$216 USD
Retailer 3$292 USD
Retailer 4$363 USD
Retailer 6$409 USD
Retailer 2$433 USD
Retailer 8$580 USD
Retailer 7$701 USD
Retailer 9$732 USD
Retailer 5$1,119 USD
Do Amore Diamonds$1,670 USD

44 data points across 12 retailers

16 retailers$174 USD to $1,670 USD

A
Cheapest Retailer
-
$174 USD
A
Retailer 2
-
$195 USD
View
Final sale: no returns
A
Retailer 3
-
$202 USD
View
A
Retailer 4
-
$216 USD
View
A
Retailer 5
-
$216 USD
View
B+
Retailer 6
-
$292 USD
View
A
Retailer 7
-
$363 USD
View
A
Retailer 8
-
$409 USD
ZAR 6,601 ZAR
View
A
Retailer 9
-
$433 USD
£341 GBP
View
A
Retailer 10
-
$580 USD
A$893 AUD
View
B+
Retailer 11
-
$701 USD
A$1,078 AUD
View
B+
Retailer 12
-
$732 USD
View
B+
Retailer 13
-
$765 USD
View
B
Retailer 14
-
$938 USD
View
B
Retailer 15
-
$1,119 USD
£881 GBP
View
Most Expensive
B
Do Amore Diamonds
27-820AF2519 · Oct 30
$1,670 USD
View
15 more retailers have this diamond
Prices start from $174 USDSave up to $1,496 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
$174 USD