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Marquise|Lab Grown|IGI

4.52ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG798609301

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG798609301

Diamond specifications and retailer prices

From HK$70,902 HKD
$9,037 USD
As of October 31, 2026
Save HK$221,604 HKD (76%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: HK$292,505 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.52ct lab-grown marquise diamond

This 4.52ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG798609301 or 798609301. Listed at 28 retailers as of October 31, 2026, with prices from HK$70,902 to HK$292,505, a HK$221,604 spread on the same certified stone. Taylor and Hart lists it at HK$292,505. 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

4.52
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798609301
Dimensions16.61 × 8.57 × 5.40 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.61 mm8.57 mm4.52 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798609301
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.0%

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 31
Current: HK$151,792 HKD|Low: HK$70,902 HKD|High: HK$470,899 HKD|Avg: HK$152,651 HKD
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Taylor and Hart
November 1, 2026
Retailer 11HK$70,902 HKD
Retailer 15HK$72,118 HKD
Retailer 8HK$75,468 HKD
Retailer 24HK$76,538 HKD
Retailer 22HK$78,488 HKD
Retailer 2HK$85,848 HKD
Retailer 5HK$87,542 HKD
Retailer 10HK$87,542 HKD
Retailer 23HK$90,563 HKD
Retailer 14HK$91,316 HKD
Retailer 12HK$92,893 HKD
Retailer 16HK$96,251 HKD
Retailer 19HK$114,676 HKD
Retailer 3HK$130,505 HKD
Retailer 20HK$145,695 HKD
Retailer 1HK$151,792 HKD
Retailer 21HK$153,770 HKD
Retailer 6HK$156,749 HKD
Retailer 4HK$180,035 HKD
Retailer 18HK$205,687 HKD
Retailer 17HK$240,920 HKD
Retailer 9HK$244,057 HKD
Retailer 7HK$253,089 HKD
Taylor and HartHK$292,505 HKD
Retailer 13HK$470,899 HKD

32 data points across 25 retailers

28 retailersHK$70,902 HKD to HK$292,505 HKD

A
Cheapest Retailer
-
HK$70,902 HKD
$9,037 USD
A
Retailer 2
-
HK$72,118 HKD
$9,192 USD
View
A
Retailer 3
-
HK$75,468 HKD
$9,619 USD
View
A
Retailer 4
-
HK$76,538 HKD
CA$13,549 CAD
View
A
Retailer 5
-
HK$78,488 HKD
$10,004 USD
View
A
Retailer 6
-
HK$85,848 HKD
$10,942 USD
View
A
Retailer 7
-
HK$86,577 HKD
$11,035 USD
View
A
Retailer 8
-
HK$87,542 HKD
$11,158 USD
View
A
Retailer 9
-
HK$90,563 HKD
$11,543 USD
View
Retailer 10
-
HK$91,316 HKD
$11,639 USD
View
Price last confirmed 25 days ago
A
Retailer 11
-
HK$92,893 HKD
$11,840 USD
View
Final sale: no returns
A
Retailer 12
-
HK$96,251 HKD
$12,268 USD
View
A
Retailer 13
-
HK$114,676 HKD
£11,509 GBP
View
B+
Retailer 14
-
HK$130,505 HKD
$16,634 USD
View
B+
Retailer 15
-
HK$138,460 HKD
£13,896 GBP
View
B+
Retailer 16
-
HK$145,695 HKD
$18,570 USD
View
B+
Retailer 17
-
HK$151,792 HKD
£15,234 GBP
View
B+
Retailer 18
-
HK$153,770 HKD
€18,666 EUR
View
B+
Retailer 19
-
HK$156,749 HKD
$19,979 USD
View
B+
Retailer 20
-
HK$180,035 HKD
$22,947 USD
View
B+
Retailer 21
-
HK$205,687 HKD
ZAR 423,530 ZAR
View
B
Retailer 22
-
HK$240,920 HKD
$30,707 USD
View
B
Retailer 23
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HK$244,057 HKD
$31,107 USD
View
Retailer 24
-
HK$253,089 HKD
$32,258 USD
View
Price last confirmed 8 days ago
B
Retailer 25
-
HK$292,310 HKD
$37,257 USD
View
Most Expensive
B
Taylor and Hart
L02ABLN · Oct 31
HK$292,505 HKD
$37,282 USD
View
25 more retailers have this diamond
Prices start from HK$70,902 HKDSave up to HK$221,604 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
4.52ct Marquise
HK$70,902 HKD