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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 HK$1,546 HKD
$197 USD
As of October 30, 2026
Save HK$15,195 HKD (91%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$16,741 HKD 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 HK$1,546 to HK$16,741, a HK$15,195 spread on the same certified stone. Queensmith lists it at HK$16,741. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$2,349 HKD|Low: HK$1,483 HKD|High: HK$9,102 HKD|Avg: HK$4,184 HKD|-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 12HK$1,546 HKD
Retailer 5HK$1,789 HKD
Retailer 2HK$1,915 HKD
Retailer 4HK$1,915 HKD
Retailer 1HK$2,349 HKD
Retailer 7HK$3,139 HKD
Retailer 9HK$3,284 HKD
Retailer 6HK$3,495 HKD
Retailer 11HK$4,896 HKD
Retailer 3HK$6,144 HKD
Retailer 8HK$7,533 HKD
Retailer 10HK$8,949 HKD
Retailer 13HK$9,102 HKD

38 data points across 13 retailers

20 retailersHK$1,546 HKD to HK$16,741 HKD

A
Cheapest Retailer
-
HK$1,546 HKD
$197 USD
A
Retailer 2
-
HK$1,726 HKD
$220 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,789 HKD
$228 USD
View
A
Retailer 4
-
HK$1,915 HKD
$244 USD
View
A
Retailer 5
-
HK$1,915 HKD
$244 USD
View
A
Retailer 6
-
HK$2,349 HKD
£236 GBP
View
B+
Retailer 7
-
HK$2,589 HKD
$330 USD
View
A
Retailer 8
-
HK$3,139 HKD
€381 EUR
View
A
Retailer 9
-
HK$3,284 HKD
ZAR 6,761 ZAR
View
A
Retailer 10
-
HK$3,495 HKD
£351 GBP
View
B+
Retailer 11
-
HK$4,347 HKD
$554 USD
View
B+
Retailer 12
-
HK$4,425 HKD
$564 USD
View
B+
Retailer 13
-
HK$4,896 HKD
$624 USD
View
B+
Retailer 14
-
HK$6,144 HKD
$783 USD
View
B+
Retailer 15
-
HK$6,568 HKD
$837 USD
View
B+
Retailer 16
-
HK$7,533 HKD
$960 USD
View
B
Retailer 17
-
HK$8,949 HKD
£898 GBP
View
B
Retailer 18
-
HK$9,102 HKD
$1,160 USD
View
B
Retailer 19
-
HK$9,279 HKD
$1,183 USD
View
Most Expensive
B
Queensmith
LG720561151 · Oct 27
HK$16,741 HKD
£1,680 GBP
View
19 more retailers have this diamond
Prices start from HK$1,546 HKDSave up to HK$15,195 HKD

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
HK$1,546 HKD