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Marquise|Lab Grown|IGI

3.29ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG784646956

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784646956

Diamond specifications and retailer prices

From $3,741 USD
As of October 30, 2026
Save $21,999 USD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $25,740 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.29ct lab-grown marquise diamond

This 3.29ct 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 LG784646956 or 784646956. Listed at 14 retailers as of October 30, 2026, with prices from $3,741 to $25,740, a $21,999 spread on the same certified stone. Do Amore Diamonds lists it at $25,740. 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

3.29
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784646956
Dimensions14.58 × 7.69 × 4.98 mm
L/W Ratio1.90
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
14.58 mm7.69 mm3.29 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784646956
Side View
Table 58.0%Crown 36.4°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 64.8%

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 30
Current: $25,740 USD|Low: $3,741 USD|High: $29,650 USD|Avg: $8,371 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
November 1, 2026
Retailer 11$3,741 USD
Retailer 12$3,932 USD
Retailer 4$3,958 USD
Retailer 9$4,084 USD
Retailer 14$4,490 USD
Retailer 6$5,066 USD
Retailer 8$5,868 USD
Retailer 3$5,985 USD
Retailer 7$6,726 USD
Retailer 5$6,745 USD
Retailer 13$8,229 USD
Retailer 2$9,917 USD
Retailer 10$11,990 USD
Do Amore Diamonds$25,740 USD

34 data points across 14 retailers

14 retailers$3,741 USD to $25,740 USD

A
Cheapest Retailer
-
$3,741 USD
A
Retailer 2
-
$3,932 USD
View
A
Retailer 3
-
$3,958 USD
View
A
Retailer 4
-
$4,084 USD
View
A
Retailer 5
-
$4,490 USD
View
A
Retailer 6
-
$5,066 USD
View
Final sale: no returns
A
Retailer 7
-
$5,868 USD
View
A
Retailer 8
-
$5,985 USD
View
B+
Retailer 9
-
$6,726 USD
View
B+
Retailer 10
-
$6,745 USD
View
B+
Retailer 11
-
$8,229 USD
€7,837 EUR
View
B+
Retailer 12
-
$9,917 USD
£7,809 GBP
View
B+
Retailer 13
-
$11,990 USD
View
Most Expensive
B
Do Amore Diamonds
27-F557E9E7B · Oct 31
$25,740 USD
View
13 more retailers have this diamond
Prices start from $3,741 USDSave up to $21,999 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
3.29ct Marquise
$3,741 USD