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Princess|Lab Grown|IGI

4.21ct E VVS2 Princess Lab Grown Diamond

ID • E/VVS2 • IGI LG727547519

Shape and cutting style on the report: Princess cut

Certificate IGI LG727547519

Diamond specifications and retailer prices

From HK$7,446 HKD
$949 USD
As of October 30, 2026
Save HK$65,363 HKD (90%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: HK$72,808 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.21ct lab-grown princess diamond

This 4.21ct lab-grown princess sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG727547519 or 727547519. Listed at 29 retailers as of October 29, 2026, with prices from HK$7,446 to HK$72,808, a HK$65,363 spread on the same certified stone. Brilliant Earth lists it at HK$72,808. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.21
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727547519
Dimensions8.78 × 8.72 × 6.24 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.78 mm8.72 mm4.21 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727547519
Side View
Table 67.0%Crown 39.3°Girdle: MediumPavilion 38.7°Culet: NoneDepth 71.6%

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: HK$72,808 HKD|Low: HK$7,147 HKD|High: HK$75,711 HKD|Avg: HK$23,139 HKD|-3.8%
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
October 31, 2026
Retailer 3HK$7,446 HKD
Retailer 8HK$8,105 HKD
Retailer 10HK$8,340 HKD
Retailer 4HK$8,638 HKD
Retailer 16HK$10,003 HKD
Retailer 9HK$11,706 HKD
Retailer 15HK$12,679 HKD
Retailer 11HK$13,808 HKD
Retailer 13HK$14,540 HKD
Retailer 5HK$17,873 HKD
Retailer 18HK$18,618 HKD
Retailer 12HK$20,299 HKD
Retailer 2HK$20,429 HKD
Retailer 17HK$31,030 HKD
Retailer 14HK$32,513 HKD
Retailer 6HK$47,937 HKD
Retailer 7HK$51,433 HKD
Brilliant EarthHK$72,808 HKD

43 data points across 18 retailers

29 retailersHK$7,446 HKD to HK$72,808 HKD

A
Cheapest Retailer
-
HK$7,446 HKD
$949 USD
A
Retailer 2
-
HK$8,105 HKD
$1,033 USD
View
A
Retailer 3
-
HK$8,340 HKD
$1,063 USD
View
Final sale: no returns
A
Retailer 4
-
HK$8,638 HKD
$1,101 USD
View
Retailer 5
-
HK$8,638 HKD
$1,101 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
HK$10,003 HKD
$1,275 USD
View
A
Retailer 7
-
HK$11,408 HKD
$1,454 USD
View
A
Retailer 8
-
HK$11,706 HKD
$1,492 USD
View
A
Retailer 9
-
HK$12,177 HKD
$1,552 USD
View
A
Retailer 10
-
HK$12,608 HKD
$1,607 USD
View
A
Retailer 11
-
HK$13,808 HKD
£1,386 GBP
View
A
Retailer 12
-
HK$14,540 HKD
€1,765 EUR
View
B+
Retailer 13
-
HK$17,873 HKD
$2,278 USD
View
B+
Retailer 14
-
HK$18,618 HKD
$2,373 USD
View
B+
Retailer 15
-
HK$20,299 HKD
ZAR 41,797 ZAR
View
Retailer 16
-
HK$20,429 HKD
A$4,006 AUD
View
B
Retailer 17
-
HK$26,305 HKD
£2,640 GBP
View
B
Retailer 18
-
HK$26,561 HKD
$3,385 USD
View
Retailer 19
-
HK$31,030 HKD
$3,955 USD
View
Price last confirmed 10 days ago
B+
Retailer 20
-
HK$32,513 HKD
£3,263 GBP
View
B
Retailer 21
-
HK$33,924 HKD
$4,324 USD
View
B
Retailer 22
-
HK$44,328 HKD
$5,650 USD
View
B
Retailer 23
-
HK$47,937 HKD
$6,110 USD
View
B
Retailer 24
-
HK$51,395 HKD
$6,551 USD
View
B
Retailer 25
-
HK$51,433 HKD
$6,556 USD
View
B
Retailer 26
-
HK$58,686 HKD
$7,480 USD
View
B
Retailer 27
-
HK$58,686 HKD
$7,480 USD
View
B
Retailer 28
-
HK$66,139 HKD
$8,430 USD
View
Most Expensive
B
Brilliant Earth
16946086A · Oct 29
HK$72,808 HKD
$9,280 USD
View
28 more retailers have this diamond
Prices start from HK$7,446 HKDSave up to HK$65,363 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
4.21ct Princess
HK$7,446 HKD