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Radiant|Lab Grown|IGI

1.21ct D VS2 Radiant Lab Grown Diamond

EX • D/VS2 • IGI LG758527456

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

Certificate IGI LG758527456

Diamond specifications and retailer prices

From $288 AUD
As of November 4, 2026
Save $2,478 AUD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,765 AUD 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG758527456 or 758527456. Listed at 13 retailers as of November 2, 2026, with prices from $288 to $2,765, a $2,478 spread on the same certified stone. Do Amore Diamonds lists it at $2,765. 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
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758527456
Dimensions7.50 × 5.31 × 3.58 mm
L/W Ratio1.41
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
7.50 mm5.31 mm1.21 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758527456
Side View
Table 67.0%Crown 45.8°Girdle: MED-STKPavilion 36.2°Culet: NoneDepth 67.5%

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: Nov 4
Current: $2,765 AUD|Low: $225 AUD|High: $2,765 AUD|Avg: $903 AUD|+19.0%
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
November 1, 2026
Retailer 4$288 AUD
Retailer 17$335 AUD
Retailer 2$428 AUD
Retailer 16$480 AUD
Retailer 8$483 AUD
Retailer 15$515 AUD
Retailer 7$600 AUD
Retailer 12$637 AUD
Retailer 6$922 AUD
Retailer 3$998 AUD
Retailer 5$1,041 AUD
Retailer 9$1,133 AUD
Retailer 13$1,155 AUD
Retailer 14$1,270 AUD
Retailer 10$1,581 AUD
Retailer 11$1,839 AUD
Do Amore Diamonds$2,765 AUD

27 data points across 17 retailers

13 retailers$288 AUD to $2,765 AUD

A
Cheapest Retailer
-
$288 AUD
A
Retailer 2
-
$335 AUD
View
A
Retailer 3
-
$428 AUD
View
B+
Retailer 4
-
$480 AUD
View
A
Retailer 5
-
$515 AUD
View
B+
Retailer 6
-
$637 AUD
View
Retailer 7
-
$922 AUD
View
Price last confirmed 57 days ago
Retailer 8
-
$998 AUD
View
Price last confirmed 9 days ago
B
Retailer 9
-
$1,155 AUD
View
B
Retailer 10
-
$1,270 AUD
View
B
Retailer 11
-
$1,581 AUD
View
B
Retailer 12
-
$1,839 AUD
View
Most Expensive
B
Do Amore Diamonds
27-0CCF4194E · Nov 2
$2,765 AUD
$1,940 USD
View
12 more retailers have this diamond
Prices start from $288 AUDSave up to $2,478 AUD

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
$288 AUD