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Marquise|Lab Grown|IGI

3.14ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG784646533

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784646533

Diamond specifications and retailer prices

From $3,754 USD
As of October 31, 2026
Save $6,114 USD (62%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $9,868 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.14ct lab-grown marquise diamond

This 3.14ct 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 LG784646533 or 784646533. Listed at 7 retailers as of October 29, 2026, with prices from $3,754 to $9,868, a $6,114 spread on the same certified stone. MOH London lists it at $9,868. 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

3.14
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784646533
Dimensions14.53 × 7.55 × 4.90 mm
L/W Ratio1.92
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
14.53 mm7.55 mm3.14 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784646533
Side View
Table 60.0%Crown 34.7°Girdle: Slightly ThickPavilion 41.1°Culet: NoneDepth 64.9%

Caratlytics Score

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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 31
Current: $9,868 USD|Low: $3,754 USD|High: $18,367 USD|Avg: $9,548 USD|-9.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 4$3,754 USD
Retailer 2$3,913 USD
Retailer 6$6,497 USD
Retailer 7$7,645 USD
Retailer 5$7,854 USD
Retailer 3$8,650 USD
Retailer 10$9,854 USD
MOH London$9,868 USD
Retailer 8$12,730 USD
Retailer 9$18,367 USD

26 data points across 10 retailers

7 retailers$3,754 USD to $9,868 USD

A
Cheapest Retailer
-
$3,754 USD
A
Retailer 2
-
$3,913 USD
View
B+
Retailer 3
-
$6,497 USD
View
Retailer 4
-
$7,645 USD
View
Price last confirmed 24 days ago
B+
Retailer 5
-
$7,854 USD
€7,480 EUR
View
B+
Retailer 6
-
$8,650 USD
View
Most Expensive
B+
MOH London
LG784646533 · Oct 29
$9,868 USD
£7,770 GBP
View
6 more retailers have this diamond
Prices start from $3,754 USDSave up to $6,114 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
3.14ct Marquise
$3,754 USD