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Marquise|Lab Grown|IGI

3.20ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG799676793

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799676793

Diamond specifications and retailer prices

From HK$28,511 HKD
$3,634 USD
As of October 31, 2026
Save HK$114,444 HKD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$215,286 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.2ct lab-grown marquise diamond

This 3.2ct 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 LG799676793 or 799676793. Listed at 21 retailers as of October 31, 2026, with a 401% 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

3.20
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799676793
Dimensions14.72 × 7.67 × 4.83 mm
L/W Ratio1.92
Girdle conditionFaceted
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
14.72 mm7.67 mm3.20 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799676793
Side View
Table 59.0%Crown 36.4°Girdle: MediumPavilion 40.2°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$51,965 HKD|Low: HK$25,028 HKD|High: HK$139,224 HKD|Avg: HK$56,760 HKD|+0.5%
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
October 31, 2026
Retailer 13HK$31,296 HKD
Retailer 3HK$32,803 HKD
Retailer 6HK$34,223 HKD
Retailer 7HK$35,047 HKD
Retailer 4HK$36,302 HKD
Retailer 14HK$36,302 HKD
Retailer 12HK$36,757 HKD
Retailer 11HK$48,149 HKD
Retailer 2HK$50,079 HKD
Retailer 1HK$51,965 HKD
Retailer 16HK$56,222 HKD
Retailer 8HK$56,436 HKD
Retailer 10HK$83,419 HKD
Retailer 15HK$92,156 HKD
Retailer 9HK$93,040 HKD
Retailer 5HK$139,224 HKD

40 data points across 16 retailers

21 retailersHK$28,511 HKD to HK$142,955 HKD

A
Cheapest Retailer
-
HK$28,511 HKD
$3,634 USD
A
Retailer 2
-
HK$31,296 HKD
$3,989 USD
View
A
Retailer 3
-
HK$32,803 HKD
$4,181 USD
View
A
Retailer 4
-
HK$34,223 HKD
$4,362 USD
View
A
Retailer 5
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HK$35,047 HKD
$4,467 USD
View
Final sale: no returns
Retailer 6
-
HK$36,302 HKD
$4,627 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
HK$36,302 HKD
$4,627 USD
View
A
Retailer 8
-
HK$36,757 HKD
$4,685 USD
View
A
Retailer 9
-
HK$48,104 HKD
View
A
Retailer 10
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HK$48,149 HKD
$6,137 USD
View
A
Retailer 11
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HK$50,079 HKD
$6,383 USD
View
B+
Retailer 12
-
HK$51,965 HKD
£5,215 GBP
View
B+
Retailer 13
-
HK$56,222 HKD
$7,166 USD
View
B+
Retailer 14
-
HK$56,436 HKD
£5,664 GBP
View
B+
Retailer 15
-
HK$83,419 HKD
£8,372 GBP
View
B
Retailer 16
-
HK$92,156 HKD
$11,746 USD
View
B+
Retailer 17
-
HK$93,040 HKD
ZAR 191,579 ZAR
View
B
Retailer 18
-
HK$104,813 HKD
$13,359 USD
View
B
Retailer 19
-
HK$139,224 HKD
SGD 23,980 SGD
View
B
Retailer 20
-
HK$142,955 HKD
$18,221 USD
View
Most Expensive
Do Amore Diamonds
27-4AFB4318A · Oct 31
HK$215,286 HKD
$27,440 USD
View
Price under review
20 more retailers have this diamond
Prices start from HK$28,511 HKDSave up to HK$114,444 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
3.20ct Marquise
HK$28,511 HKD