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Cushion|Lab Grown|IGI

1.21ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG828658173

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG828658173

Diamond specifications and retailer prices

From $468 AUD
$328 USD
As of November 1, 2026
Save $2,215 AUD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,683 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown cushion diamond

This 1.21ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828658173 or 828658173. Listed at 10 retailers as of October 31, 2026, with prices from $468 to $2,683, a $2,215 spread on the same certified stone. Do Amore Diamonds lists it at $2,683. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828658173
Dimensions7.67 × 5.44 × 3.47 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.67 mm5.44 mm1.21 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828658173
Side View
Table 66.0%Crown 38.8°Girdle: MED-STKPavilion 35.8°Culet: NoneDepth 63.8%

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: Nov 1
Current: $2,683 AUD|Low: $392 AUD|High: $2,683 AUD|Avg: $944 AUD
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
October 31, 2026
Retailer 11$468 AUD
Retailer 4$476 AUD
Retailer 14$488 AUD
Retailer 7$512 AUD
Retailer 10$528 AUD
Retailer 2$619 AUD
Retailer 13$782 AUD
Retailer 6$1,006 AUD
Retailer 3$1,007 AUD
Retailer 5$1,024 AUD
Retailer 8$1,102 AUD
Retailer 12$1,256 AUD
Retailer 9$1,535 AUD
Do Amore Diamonds$2,683 AUD

9 data points across 14 retailers

10 retailers$468 AUD to $2,683 AUD

B+
Cheapest Retailer
-
$468 AUD
$328 USD
A
Retailer 2
-
$512 AUD
£283 GBP
View
Retailer 3
-
$528 AUD
$370 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$619 AUD
€413 EUR
View
B+
Retailer 5
-
$782 AUD
$548 USD
View
Retailer 6
-
$1,024 AUD
$718 USD
View
Price last confirmed 54 days ago
B+
Retailer 7
-
$1,102 AUD
View
B
Retailer 8
-
$1,256 AUD
$880 USD
View
B
Retailer 9
-
$1,535 AUD
£847 GBP
View
Most Expensive
B
Do Amore Diamonds
27-86CAAC5FE · Oct 31
$2,683 AUD
$1,880 USD
View
9 more retailers have this diamond
Prices start from $468 AUDSave up to $2,215 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 Cushion
$468 AUD