Marquise|Lab Grown|IGI

3.39ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG817638254

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG817638254

Diamond specifications and retailer prices

From HK$45,889 HKD
$5,849 USD
As of October 31, 2026
Save HK$174,079 HKD (79%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: HK$219,968 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.39ct lab-grown marquise diamond

This 3.39ct 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 LG817638254 or 817638254. Listed at 25 retailers as of October 31, 2026, with prices from HK$45,889 to HK$219,968, a HK$174,079 spread on the same certified stone. Taylor and Hart lists it at HK$219,968. 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

3.39
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817638254
Dimensions16.65 × 7.85 × 4.74 mm
L/W Ratio2.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.65 mm7.85 mm3.39 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817638254
Side View
Table 60.0%Crown 34.3°Girdle: THN-MEDPavilion 40.3°Culet: NoneDepth 60.4%

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$126,852 HKD|Low: HK$48,439 HKD|High: HK$327,793 HKD|Avg: HK$115,764 HKD|-1.1%
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
Taylor and Hart
November 1, 2026
Retailer 2HK$50,456 HKD
Retailer 6HK$52,472 HKD
Retailer 15HK$52,574 HKD
Retailer 4HK$58,529 HKD
Retailer 9HK$58,529 HKD
Retailer 14HK$61,550 HKD
Retailer 5HK$76,692 HKD
Retailer 11HK$79,238 HKD
Retailer 3HK$95,678 HKD
Retailer 13HK$101,896 HKD
Retailer 12HK$113,606 HKD
Retailer 1HK$126,852 HKD
Retailer 7HK$127,461 HKD
Retailer 17HK$145,404 HKD
Retailer 10HK$150,012 HKD
Retailer 8HK$162,548 HKD
Taylor and HartHK$219,968 HKD
Retailer 16HK$314,848 HKD

38 data points across 18 retailers

25 retailersHK$45,889 HKD to HK$219,968 HKD

A
Cheapest Retailer
-
HK$45,889 HKD
$5,849 USD
A
Retailer 2
-
HK$50,456 HKD
$6,431 USD
View
A
Retailer 3
-
HK$52,472 HKD
$6,688 USD
View
A
Retailer 4
-
HK$52,574 HKD
$6,701 USD
View
A
Retailer 5
-
HK$52,631 HKD
CA$9,317 CAD
View
B+
Retailer 6
-
HK$58,372 HKD
$7,440 USD
View
B+
Retailer 7
-
HK$58,529 HKD
$7,460 USD
View
Retailer 8
-
HK$58,529 HKD
$7,460 USD
View
Price last confirmed 16 days ago
B+
Retailer 9
-
HK$61,550 HKD
$7,845 USD
View
Final sale: no returns
B+
Retailer 10
-
HK$76,692 HKD
$9,775 USD
View
B+
Retailer 11
-
HK$79,238 HKD
£7,952 GBP
View
B
Retailer 12
-
HK$92,426 HKD
£9,276 GBP
View
B
Retailer 13
-
HK$95,678 HKD
$12,195 USD
View
B+
Retailer 14
-
HK$101,896 HKD
€12,369 EUR
View
B+
Retailer 15
-
HK$113,606 HKD
$14,480 USD
View
B
Retailer 16
-
HK$126,852 HKD
£12,731 GBP
View
B
Retailer 17
-
HK$127,461 HKD
$16,246 USD
View
B
Retailer 18
-
HK$145,404 HKD
$18,533 USD
View
B
Retailer 19
-
HK$150,012 HKD
ZAR 308,890 ZAR
View
B
Retailer 20
-
HK$152,450 HKD
$19,431 USD
View
B
Retailer 21
-
HK$162,548 HKD
$20,718 USD
View
Retailer 22
-
HK$167,699 HKD
$21,375 USD
View
Price last confirmed 8 days ago
B
Retailer 23
-
HK$168,948 HKD
$21,534 USD
View
Most Expensive
B
Taylor and Hart
QPBWHVI · Oct 31
HK$219,968 HKD
$28,037 USD
View
23 more retailers have this diamond
Prices start from HK$45,889 HKDSave up to HK$174,079 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
3.39ct Marquise
HK$45,889 HKD