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Princess|Lab Grown|IGI

4.09ct D FL Princess Lab Grown Diamond

EX • D/FL • IGI LG790611920

Shape and cutting style on the report: Princess cut

Certificate IGI LG790611920

Diamond specifications and retailer prices

From HK$50,079 HKD
$6,383 USD
As of October 31, 2026
Save HK$203,095 HKD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$253,174 HKD at Michael Trio · As of October 31, 2026
View at Michael Trio

About this 4.09ct lab-grown princess diamond

This 4.09ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790611920 or 790611920. Listed at 21 retailers as of October 31, 2026, with prices from HK$50,079 to HK$253,174, a HK$203,095 spread on the same certified stone. Michael Trio lists it at HK$253,174. 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

4.09
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611920
Dimensions8.89 × 8.78 × 6.04 mm
L/W Ratio1.01
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
8.89 mm8.78 mm4.09 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611920
Side View
Table 67.0%Crown 41.8°Girdle: ThinPavilion 37.7°Culet: NoneDepth 68.8%

Caratlytics Score

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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 31
Current: HK$253,174 HKD|Low: HK$44,760 HKD|High: HK$349,212 HKD|Avg: HK$120,547 HKD
Michael Trio
Retailer 2
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Retailer 15
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Retailer 17
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Retailer 21
October 31, 2026
Retailer 6HK$50,079 HKD
Retailer 19HK$55,971 HKD
Retailer 5HK$57,650 HKD
Retailer 7HK$62,671 HKD
Retailer 18HK$64,570 HKD
Retailer 4HK$64,923 HKD
Retailer 20HK$64,923 HKD
Retailer 17HK$73,404 HKD
Retailer 10HK$74,314 HKD
Retailer 21HK$75,217 HKD
Retailer 16HK$80,591 HKD
Retailer 2HK$87,655 HKD
Retailer 11HK$102,709 HKD
Retailer 12HK$115,678 HKD
Retailer 15HK$133,747 HKD
Retailer 13HK$152,534 HKD
Retailer 3HK$166,258 HKD
Retailer 9HK$178,681 HKD
Retailer 14HK$234,382 HKD
Michael TrioHK$253,174 HKD
Retailer 8HK$349,212 HKD

36 data points across 21 retailers

21 retailersHK$50,079 HKD to HK$253,174 HKD

A
Cheapest Retailer
-
HK$50,079 HKD
$6,383 USD
A
Retailer 2
-
HK$55,971 HKD
$7,134 USD
View
A
Retailer 3
-
HK$57,650 HKD
$7,348 USD
View
A
Retailer 4
-
HK$58,207 HKD
$7,419 USD
View
A
Retailer 5
-
HK$62,671 HKD
$7,988 USD
View
Final sale: no returns
A
Retailer 6
-
HK$64,570 HKD
$8,230 USD
View
Retailer 7
-
HK$64,923 HKD
$8,275 USD
View
Price last confirmed 15 days ago
A
Retailer 8
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HK$64,923 HKD
$8,275 USD
View
A
Retailer 9
-
HK$73,404 HKD
$9,356 USD
View
A
Retailer 10
-
HK$74,314 HKD
View
A
Retailer 11
-
HK$75,217 HKD
$9,587 USD
View
A
Retailer 12
-
HK$80,591 HKD
$10,272 USD
View
A
Retailer 13
-
HK$87,655 HKD
£8,797 GBP
View
B+
Retailer 14
-
HK$102,709 HKD
£10,308 GBP
View
B+
Retailer 15
-
HK$133,747 HKD
£13,423 GBP
View
B+
Retailer 16
-
HK$152,534 HKD
ZAR 314,083 ZAR
View
B
Retailer 17
-
HK$166,258 HKD
$21,191 USD
View
B
Retailer 18
-
HK$178,681 HKD
$22,774 USD
View
B
Retailer 19
-
HK$234,382 HKD
$29,874 USD
View
Most Expensive
B
Michael Trio
2019427377 · Oct 31
HK$253,174 HKD
SGD 43,607 SGD
View
19 more retailers have this diamond
Prices start from HK$50,079 HKDSave up to HK$203,095 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
4.09ct Princess
HK$50,079 HKD