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Marquise|Lab Grown|IGI

4.02ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG784644573

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784644573

Diamond specifications and retailer prices

From HK$53,131 HKD
$6,772 USD
As of October 27, 2026
Save HK$118,156 HKD (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$171,287 HKD at Frank Darling · As of October 27, 2026
View at Frank Darling

About this 4.02ct lab-grown marquise diamond

This 4.02ct lab-grown marquise 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 LG784644573 or 784644573. Listed at 15 retailers as of October 27, 2026, with prices from HK$53,131 to HK$171,287, a HK$118,156 spread on the same certified stone. Frank Darling lists it at HK$171,287. 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

4.02
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784644573
Dimensions15.87 × 8.21 × 5.36 mm
L/W Ratio1.93
Girdle conditionFaceted
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
15.87 mm8.21 mm4.02 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784644573
Side View
Table 64.0%Crown 36.7°Girdle: MED-STKPavilion 42°Culet: NoneDepth 65.3%

Caratlytics Score

How it works →
A+
Exceptional
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 27
Current: HK$171,287 HKD|Low: HK$53,131 HKD|High: HK$375,887 HKD|Avg: HK$112,176 HKD|-11.3%
Frank Darling
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
October 30, 2026
Retailer 10HK$53,131 HKD
Retailer 12HK$54,159 HKD
Retailer 5HK$55,257 HKD
Retailer 6HK$55,987 HKD
Retailer 15HK$61,353 HKD
Retailer 13HK$70,839 HKD
Retailer 7HK$70,862 HKD
Retailer 11HK$71,435 HKD
Retailer 3HK$76,511 HKD
Retailer 8HK$78,065 HKD
Retailer 2HK$101,053 HKD
Retailer 9HK$119,401 HKD
Retailer 4HK$133,747 HKD
Frank DarlingHK$171,287 HKD
Retailer 14HK$331,559 HKD

31 data points across 15 retailers

15 retailersHK$53,131 HKD to HK$171,287 HKD

A+
Cheapest Retailer
-
HK$53,131 HKD
$6,772 USD
A
Retailer 2
-
HK$54,159 HKD
$6,903 USD
View
A
Retailer 3
-
HK$55,257 HKD
$7,043 USD
View
A
Retailer 4
-
HK$55,987 HKD
$7,136 USD
View
A
Retailer 5
-
HK$61,353 HKD
$7,820 USD
View
A
Retailer 6
-
HK$70,839 HKD
$9,029 USD
View
A
Retailer 7
-
HK$70,862 HKD
$9,032 USD
View
Final sale: no returns
A
Retailer 8
-
HK$71,435 HKD
$9,105 USD
View
A
Retailer 9
-
HK$76,511 HKD
$9,752 USD
View
A
Retailer 10
-
HK$78,065 HKD
$9,950 USD
View
B+
Retailer 11
-
HK$101,053 HKD
$12,880 USD
View
B+
Retailer 12
-
HK$119,401 HKD
€14,494 EUR
View
B+
Retailer 13
-
HK$133,747 HKD
£13,423 GBP
View
Most Expensive
B
Frank Darling
P83G-10EL · Oct 27
HK$171,287 HKD
$21,832 USD
View
13 more retailers have this diamond
Prices start from HK$53,131 HKDSave up to HK$118,156 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+
4.02ct Marquise
HK$53,131 HKD