Radiant|Lab Grown|IGI

1.21ct D VVS2 Radiant Lab Grown Diamond

EX • D/VVS2 • IGI LG636415187

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

Certificate IGI LG636415187

Diamond specifications and retailer prices

From $214 USD
As of October 28, 2026
Save $1,626 USD (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,840 USD at Do Amore Diamonds · As of October 31, 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 D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG636415187 or 636415187. Listed at 12 retailers as of October 28, 2026, with prices from $214 to $1,840, a $1,626 spread on the same certified stone. Do Amore Diamonds lists it at $1,840. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636415187
Dimensions7.50 × 5.30 × 3.53 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.50 mm5.30 mm1.21 ctD / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636415187
Side View
Table 61.0%Crown 42.1°Girdle: MediumPavilion 35°Culet: NoneDepth 66.6%

Caratlytics Score

How it works →
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: Oct 28
Current: $1,840 USD|Low: $213 USD|High: $1,840 USD|Avg: $765 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 31, 2026
Retailer 10$214 USD
Retailer 7$344 USD
Retailer 12$390 USD
Retailer 3$415 USD
Retailer 2$484 USD
Retailer 8$766 USD
Retailer 6$820 USD
Retailer 4$822 USD
Retailer 11$1,014 USD
Retailer 5$1,055 USD
Retailer 9$1,167 USD
Do Amore Diamonds$1,840 USD

24 data points across 12 retailers

12 retailers$214 USD to $1,840 USD

A
Cheapest Retailer
-
$214 USD
Final sale: no returns
Retailer 2
-
$344 USD
£271 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
$390 USD
View
A
Retailer 4
-
$415 USD
View
A
Retailer 5
-
$484 USD
£381 GBP
View
B+
Retailer 6
-
$766 USD
View
Retailer 7
-
$820 USD
View
Price last confirmed 12 days ago
B+
Retailer 8
-
$822 USD
£647 GBP
View
B
Retailer 9
-
$1,014 USD
View
B
Retailer 10
-
$1,055 USD
£831 GBP
View
B
Retailer 11
-
$1,167 USD
View
Most Expensive
B
Do Amore Diamonds
27-52897A029 · Oct 31
$1,840 USD
View
11 more retailers have this diamond
Prices start from $214 USDSave up to $1,626 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
$214 USD