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Radiant|Lab Grown|IGI

1.21ct D VVS1 Radiant Lab Grown Diamond

EX • D/VVS1 • IGI LG754508808

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

Certificate IGI LG754508808

Diamond specifications and retailer prices

From $182 USD
As of November 2, 2026
Save $1,568 USD (90%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $1,750 USD at Do Amore Diamonds · As of November 2, 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG754508808 or 754508808. Listed at 29 retailers as of November 2, 2026, with prices from $182 to $1,750, a $1,568 spread on the same certified stone. Do Amore Diamonds lists it at $1,750. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle32.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508808
Dimensions5.24 × 5.24 × 3.47 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.24 mm5.24 mm1.21 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508808
Side View
Table 62.0%Crown 38.6°Girdle: MediumPavilion 32.2°Culet: NoneDepth 66.2%

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: Nov 2
Current: $1,750 USD|Low: $182 USD|High: $1,750 USD|Avg: $630 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 5$182 USD
Retailer 8$206 USD
Retailer 7$211 USD
Retailer 9$223 USD
Retailer 18$286 USD
Retailer 6$352 USD
Retailer 14$423 USD
Retailer 12$430 USD
Retailer 11$457 USD
Retailer 10$473 USD
Retailer 2$607 USD
Retailer 3$766 USD
Retailer 16$930 USD
Retailer 17$1,060 USD
Retailer 4$1,137 USD
Retailer 15$1,140 USD
Retailer 13$1,165 USD
Do Amore Diamonds$1,750 USD

43 data points across 18 retailers

29 retailers$182 USD to $1,750 USD

A
Cheapest Retailer
-
$182 USD
Retailer 2
-
$182 USD
View
Price last confirmed 25 days ago
Retailer 3
-
$182 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
$206 USD
View
Final sale: no returns
Retailer 5
-
$211 USD
View
Price last confirmed 36 days ago
Retailer 6
-
$223 USD
View
Price last confirmed 34 days ago
Retailer 7
-
$226 USD
View
Price last confirmed 30 days ago
B+
Retailer 8
-
$352 USD
View
A
Retailer 9
-
$358 USD
HK$2,800 HKD
View
A
Retailer 10
-
$423 USD
€403 EUR
View
A
Retailer 11
-
$430 USD
ZAR 6,946 ZAR
View
Retailer 12
-
$445 USD
£351 GBP
View
Price last confirmed 18 days ago
A
Retailer 13
-
$449 USD
View
A
Retailer 14
-
$457 USD
£360 GBP
View
A
Retailer 15
-
$473 USD
View
A
Retailer 16
-
$532 USD
View
B+
Retailer 17
-
$607 USD
A$934 AUD
View
B+
Retailer 18
-
$766 USD
View
B+
Retailer 19
-
$801 USD
View
Retailer 20
-
$801 USD
View
Price last confirmed 33 days ago
Retailer 21
-
$801 USD
View
Price last confirmed 23 days ago
B+
Retailer 22
-
$930 USD
A$1,430 AUD
View
B
Retailer 23
-
$973 USD
View
B
Retailer 24
-
$1,052 USD
SGD 1,422 SGD
View
Retailer 25
-
$1,060 USD
View
Price last confirmed 15 days ago
B
Retailer 26
-
$1,137 USD
View
B
Retailer 27
-
$1,140 USD
View
B
Retailer 28
-
$1,165 USD
£917 GBP
View
Most Expensive
B
Do Amore Diamonds
27-69E1018D9 · Nov 2
$1,750 USD
View
28 more retailers have this diamond
Prices start from $182 USDSave up to $1,568 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
$182 USD