Marquise|Lab Grown|IGI

3.23ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG819657532

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG819657532

Diamond specifications and retailer prices

From HK$60,388 HKD
$7,697 USD
As of October 30, 2026
Save HK$144,176 HKD (70%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$231,093 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.23ct lab-grown marquise diamond

This 3.23ct 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 LG819657532 or 819657532. Listed at 19 retailers as of October 30, 2026, with a 239% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.23
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819657532
Dimensions16.38 × 7.56 × 4.49 mm
L/W Ratio2.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.38 mm7.56 mm3.23 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819657532
Side View
Table 57.0%Crown 32.7°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 59.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$130,041 HKD|Low: HK$55,724 HKD|High: HK$261,446 HKD|Avg: HK$105,088 HKD|-12.4%
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
Taylor and Hart
November 1, 2026
Retailer 11HK$55,724 HKD
Retailer 18HK$60,388 HKD
Retailer 4HK$64,437 HKD
Retailer 15HK$69,434 HKD
Retailer 3HK$69,552 HKD
Retailer 2HK$70,054 HKD
Retailer 6HK$70,054 HKD
Retailer 10HK$72,204 HKD
Retailer 19HK$72,206 HKD
Retailer 16HK$73,451 HKD
Retailer 17HK$77,468 HKD
Retailer 5HK$78,787 HKD
Retailer 13HK$86,092 HKD
Retailer 9HK$100,438 HKD
Retailer 14HK$116,139 HKD
Retailer 7HK$128,144 HKD
Retailer 1HK$130,041 HKD
Retailer 12HK$162,662 HKD
Retailer 8HK$204,564 HKD
Taylor and HartHK$231,093 HKD

33 data points across 20 retailers

19 retailersHK$60,388 HKD to HK$204,564 HKD

Retailer 1
-
HK$55,724 HKD
$7,103 USD
Price last confirmed 49 days ago
B+
Retailer 2
-
HK$60,388 HKD
$7,697 USD
View
B+
Retailer 3
-
HK$64,437 HKD
$8,213 USD
View
B+
Retailer 4
-
HK$69,434 HKD
$8,850 USD
View
B+
Retailer 5
-
HK$69,552 HKD
$8,865 USD
View
Retailer 6
-
HK$70,054 HKD
$8,929 USD
View
Price last confirmed 16 days ago
B+
Retailer 7
-
HK$70,054 HKD
$8,929 USD
View
B+
Retailer 8
-
HK$72,206 HKD
View
B+
Retailer 9
-
HK$73,451 HKD
$9,362 USD
View
B+
Retailer 10
-
HK$77,468 HKD
$9,874 USD
View
Final sale: no returns
B+
Retailer 11
-
HK$78,787 HKD
$10,042 USD
View
B+
Retailer 12
-
HK$86,092 HKD
£8,640 GBP
View
B+
Retailer 13
-
HK$100,438 HKD
£10,080 GBP
View
B
Retailer 14
-
HK$116,139 HKD
€14,098 EUR
View
B
Retailer 15
-
HK$128,144 HKD
$16,333 USD
View
B
Retailer 16
-
HK$130,041 HKD
£13,051 GBP
View
B
Retailer 17
-
HK$162,662 HKD
ZAR 334,938 ZAR
View
B
Retailer 18
-
HK$204,564 HKD
$26,073 USD
View
Most Expensive
Taylor and Hart
U6QPA0Q · Oct 31
HK$231,093 HKD
$29,455 USD
View
Price under review
18 more retailers have this diamond
Prices start from HK$60,388 HKDSave up to HK$144,176 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.

B+
3.23ct Marquise
HK$60,388 HKD