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Marquise|Lab Grown|IGI

3.19ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG780665795

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780665795

Diamond specifications and retailer prices

From HK$28,503 HKD
$3,633 USD
As of October 30, 2026
Save HK$167,561 HKD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$196,064 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.19ct lab-grown marquise diamond

This 3.19ct 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 LG780665795 or 780665795. Listed at 15 retailers as of October 30, 2026, with prices from HK$28,503 to HK$196,064, a HK$167,561 spread on the same certified stone. Do Amore Diamonds lists it at HK$196,064. 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

3.19
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780665795
Dimensions14.78 × 7.56 × 4.83 mm
L/W Ratio1.96
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
14.78 mm7.56 mm3.19 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780665795
Side View
Table 55.0%Crown 35.3°Girdle: ThickPavilion 39.2°Culet: NoneDepth 63.9%

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 30
Current: HK$196,064 HKD|Low: HK$28,503 HKD|High: HK$225,799 HKD|Avg: HK$66,328 HKD|-13.2%
Do Amore Diamonds
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
November 1, 2026
Retailer 11HK$28,503 HKD
Retailer 12HK$29,916 HKD
Retailer 9HK$31,147 HKD
Retailer 5HK$31,304 HKD
Retailer 14HK$34,286 HKD
Retailer 6HK$38,569 HKD
Retailer 8HK$44,713 HKD
Retailer 3HK$45,607 HKD
Retailer 2HK$51,256 HKD
Retailer 7HK$59,487 HKD
Retailer 13HK$62,600 HKD
Retailer 10HK$74,220 HKD
Retailer 4HK$79,015 HKD
Retailer 15HK$90,643 HKD
Do Amore DiamondsHK$196,064 HKD

35 data points across 15 retailers

15 retailersHK$28,503 HKD to HK$196,064 HKD

A
Cheapest Retailer
-
HK$28,503 HKD
$3,633 USD
A
Retailer 2
-
HK$29,916 HKD
$3,813 USD
View
A
Retailer 3
-
HK$31,147 HKD
$3,970 USD
View
A
Retailer 4
-
HK$31,304 HKD
$3,990 USD
View
A
Retailer 5
-
HK$34,286 HKD
$4,370 USD
View
A
Retailer 6
-
HK$38,569 HKD
$4,916 USD
View
Final sale: no returns
A
Retailer 7
-
HK$44,713 HKD
$5,699 USD
View
A
Retailer 8
-
HK$45,607 HKD
$5,813 USD
View
B+
Retailer 9
-
HK$51,256 HKD
$6,533 USD
View
Retailer 10
-
HK$59,487 HKD
$7,582 USD
View
Price last confirmed 49 days ago
B+
Retailer 11
-
HK$62,600 HKD
€7,599 EUR
View
B+
Retailer 12
-
HK$74,220 HKD
$9,460 USD
View
B+
Retailer 13
-
HK$79,015 HKD
£7,930 GBP
View
B+
Retailer 14
-
HK$90,643 HKD
$11,553 USD
View
Most Expensive
B
Do Amore Diamonds
27-803B2F394 · Oct 31
HK$196,064 HKD
$24,990 USD
View
14 more retailers have this diamond
Prices start from HK$28,503 HKDSave up to HK$167,561 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
3.19ct Marquise
HK$28,503 HKD