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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 $350 NZD
$197 USD
As of October 30, 2026
Save $3,436 NZD (91%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,786 NZD 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 $350 to $3,786, a $3,436 spread on the same certified stone. Queensmith lists it at $3,786. 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: $531 NZD|Low: $335 NZD|High: $2,058 NZD|Avg: $946 NZD|-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$350 NZD
Retailer 5$405 NZD
Retailer 2$433 NZD
Retailer 4$433 NZD
Retailer 1$531 NZD
Retailer 7$710 NZD
Retailer 9$743 NZD
Retailer 6$790 NZD
Retailer 11$1,107 NZD
Retailer 3$1,389 NZD
Retailer 8$1,703 NZD
Retailer 10$2,024 NZD
Retailer 13$2,058 NZD

38 data points across 13 retailers

20 retailers$350 NZD to $3,786 NZD

A
Cheapest Retailer
-
$350 NZD
$197 USD
A
Retailer 2
-
$390 NZD
$220 USD
View
Final sale: no returns
A
Retailer 3
-
$405 NZD
$228 USD
View
A
Retailer 4
-
$433 NZD
$244 USD
View
A
Retailer 5
-
$433 NZD
$244 USD
View
A
Retailer 6
-
$531 NZD
£236 GBP
View
B+
Retailer 7
-
$586 NZD
$330 USD
View
A
Retailer 8
-
$710 NZD
€381 EUR
View
A
Retailer 9
-
$743 NZD
ZAR 6,761 ZAR
View
A
Retailer 10
-
$790 NZD
£351 GBP
View
B+
Retailer 11
-
$983 NZD
$554 USD
View
B+
Retailer 12
-
$1,001 NZD
$564 USD
View
B+
Retailer 13
-
$1,107 NZD
$624 USD
View
B+
Retailer 14
-
$1,389 NZD
$783 USD
View
B+
Retailer 15
-
$1,485 NZD
$837 USD
View
B+
Retailer 16
-
$1,703 NZD
$960 USD
View
B
Retailer 17
-
$2,024 NZD
£898 GBP
View
B
Retailer 18
-
$2,058 NZD
$1,160 USD
View
B
Retailer 19
-
$2,098 NZD
$1,183 USD
View
Most Expensive
B
Queensmith
LG720561151 · Oct 27
$3,786 NZD
£1,680 GBP
View
19 more retailers have this diamond
Prices start from $350 NZDSave up to $3,436 NZD

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
$350 NZD