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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 $3,633 USD
As of October 30, 2026
Save $21,357 USD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $24,990 USD 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 $3,633 to $24,990, a $21,357 spread on the same certified stone. Do Amore Diamonds lists it at $24,990. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $24,990 USD|Low: $3,633 USD|High: $28,780 USD|Avg: $8,481 USD|-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
October 31, 2026
Retailer 10$3,633 USD
Retailer 11$3,813 USD
Retailer 8$3,970 USD
Retailer 5$3,990 USD
Retailer 13$4,370 USD
Retailer 6$4,916 USD
Retailer 2$5,699 USD
Retailer 15$5,813 USD
Retailer 3$6,595 USD
Retailer 7$7,582 USD
Retailer 12$7,979 USD
Retailer 9$9,460 USD
Retailer 4$10,071 USD
Retailer 14$11,553 USD
Do Amore Diamonds$24,990 USD

34 data points across 15 retailers

15 retailers$3,633 USD to $24,990 USD

A
Cheapest Retailer
-
$3,633 USD
A
Retailer 2
-
$3,813 USD
View
A
Retailer 3
-
$3,970 USD
View
A
Retailer 4
-
$3,990 USD
View
A
Retailer 5
-
$4,370 USD
View
A
Retailer 6
-
$4,916 USD
View
Final sale: no returns
A
Retailer 7
-
$5,699 USD
View
A
Retailer 8
-
$5,813 USD
View
B+
Retailer 9
-
$6,595 USD
View
Retailer 10
-
$7,582 USD
View
Price last confirmed 48 days ago
B+
Retailer 11
-
$7,979 USD
€7,599 EUR
View
B+
Retailer 12
-
$9,460 USD
View
B+
Retailer 13
-
$10,071 USD
£7,930 GBP
View
B+
Retailer 14
-
$11,553 USD
View
Most Expensive
B
Do Amore Diamonds
27-803B2F394 · Oct 31
$24,990 USD
View
14 more retailers have this diamond
Prices start from $3,633 USDSave up to $21,357 USD

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
$3,633 USD