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Princess|Lab Grown|IGI

1.21ct E VVS1 Princess Lab Grown Diamond

ID • E/VVS1 • IGI LG720561151

Shape and cutting style on the report: Princess cut

Certificate IGI LG720561151

Diamond specifications and retailer prices

From $280 AUD
$197 USD
As of October 30, 2026
Save $2,757 AUD (91%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,037 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.21ct lab-grown princess diamond

This 1.21ct lab-grown princess sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG720561151 or 720561151. Listed at 20 retailers as of October 27, 2026, with prices from $280 to $3,037, a $2,757 spread on the same certified stone. Queensmith lists it at $3,037. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle47.8°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720561151
Dimensions5.78 × 5.76 × 4.24 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
5.78 mm5.76 mm1.21 ctE / VVS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720561151
Side View
Table 74.0%Crown 47.8°Girdle: MediumPavilion 39°Culet: NoneDepth 73.6%

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 30
Current: $426 AUD|Low: $269 AUD|High: $1,651 AUD|Avg: $759 AUD|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 12$280 AUD
Retailer 5$325 AUD
Retailer 2$347 AUD
Retailer 4$347 AUD
Retailer 1$426 AUD
Retailer 7$570 AUD
Retailer 9$596 AUD
Retailer 6$634 AUD
Retailer 11$888 AUD
Retailer 3$1,115 AUD
Retailer 8$1,367 AUD
Retailer 10$1,624 AUD
Retailer 13$1,651 AUD

38 data points across 13 retailers

20 retailers$280 AUD to $3,037 AUD

A
Cheapest Retailer
-
$280 AUD
$197 USD
A
Retailer 2
-
$313 AUD
$220 USD
View
Final sale: no returns
A
Retailer 3
-
$325 AUD
$228 USD
View
A
Retailer 4
-
$347 AUD
$244 USD
View
A
Retailer 5
-
$347 AUD
$244 USD
View
A
Retailer 6
-
$426 AUD
£236 GBP
View
B+
Retailer 7
-
$470 AUD
$330 USD
View
A
Retailer 8
-
$570 AUD
€381 EUR
View
A
Retailer 9
-
$596 AUD
ZAR 6,761 ZAR
View
A
Retailer 10
-
$634 AUD
£351 GBP
View
B+
Retailer 11
-
$789 AUD
$554 USD
View
B+
Retailer 12
-
$803 AUD
$564 USD
View
B+
Retailer 13
-
$888 AUD
$624 USD
View
B+
Retailer 14
-
$1,115 AUD
$783 USD
View
B+
Retailer 15
-
$1,192 AUD
$837 USD
View
B+
Retailer 16
-
$1,367 AUD
$960 USD
View
B
Retailer 17
-
$1,624 AUD
£898 GBP
View
B
Retailer 18
-
$1,651 AUD
$1,160 USD
View
B
Retailer 19
-
$1,683 AUD
$1,183 USD
View
Most Expensive
B
Queensmith
LG720561151 · Oct 27
$3,037 AUD
£1,680 GBP
View
19 more retailers have this diamond
Prices start from $280 AUDSave up to $2,757 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 Princess
$280 AUD