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Cushion|Lab Grown|IGI

1.21ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG807636345

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG807636345

Diamond specifications and retailer prices

From $357 AUD
$251 USD
As of November 1, 2026
Save $1,394 AUD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,751 AUD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG807636345 or 807636345. Listed at 16 retailers as of November 1, 2026, with prices from $357 to $1,751, a $1,394 spread on the same certified stone. Brilliant Earth lists it at $1,751. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807636345
Dimensions6.18 × 6.10 × 4.09 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.18 mm6.10 mm1.21 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807636345
Side View
Table 62.0%Crown 34.1°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 67.0%

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: $1,751 AUD|Low: $177 AUD|High: $2,264 AUD|Avg: $883 AUD|-22.6%
Brilliant Earth
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 1, 2026
Retailer 8$177 AUD
Retailer 2$357 AUD
Retailer 7$360 AUD
Retailer 12$449 AUD
Retailer 14$571 AUD
Retailer 11$593 AUD
Retailer 18$601 AUD
Retailer 13$622 AUD
Retailer 17$715 AUD
Retailer 6$814 AUD
Retailer 5$881 AUD
Retailer 10$894 AUD
Retailer 9$1,089 AUD
Retailer 16$1,153 AUD
Retailer 3$1,181 AUD
Retailer 15$1,615 AUD
Retailer 4$1,675 AUD
Brilliant Earth$1,751 AUD

18 data points across 18 retailers

16 retailers$357 AUD to $1,751 AUD

A
Cheapest Retailer
-
$357 AUD
$251 USD
Final sale: no returns
Retailer 2
-
$360 AUD
$253 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$449 AUD
£248 GBP
View
A
Retailer 4
-
$571 AUD
€382 EUR
View
A
Retailer 5
-
$593 AUD
ZAR 6,729 ZAR
View
A
Retailer 6
-
$601 AUD
$422 USD
View
A
Retailer 7
-
$622 AUD
£344 GBP
View
A
Retailer 8
-
$715 AUD
$502 USD
View
B+
Retailer 9
-
$814 AUD
$572 USD
View
Retailer 10
-
$881 AUD
View
Price last confirmed 9 days ago
Retailer 11
-
$1,089 AUD
View
Price last confirmed 75 days ago
B+
Retailer 12
-
$1,153 AUD
$810 USD
View
B+
Retailer 13
-
$1,181 AUD
$829 USD
View
B
Retailer 14
-
$1,615 AUD
£893 GBP
View
B
Retailer 15
-
$1,675 AUD
$1,176 USD
View
Most Expensive
B
Brilliant Earth
20185078A · Nov 1
$1,751 AUD
$1,230 USD
View
15 more retailers have this diamond
Prices start from $357 AUDSave up to $1,394 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
$357 AUD