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Marquise|Lab Grown|IGI

3.05ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG784642089

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784642089

Diamond specifications and retailer prices

From €3,117 EUR
$3,482 USD
As of October 30, 2026
Save €18,330 EUR (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €21,446 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.05ct lab-grown marquise diamond

This 3.05ct 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 LG784642089 or 784642089. Listed at 14 retailers as of October 30, 2026, with prices from €3,117 to €21,446, a €18,330 spread on the same certified stone. Do Amore Diamonds lists it at €21,446. 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

3.05
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642089
Dimensions14.30 × 7.54 × 4.91 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
14.30 mm7.54 mm3.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642089
Side View
Table 59.0%Crown 35.6°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 65.1%

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: €21,446 EUR|Low: €3,117 EUR|High: €24,687 EUR|Avg: €7,092 EUR|-13.1%
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
October 31, 2026
Retailer 9€3,117 EUR
Retailer 10€3,264 EUR
Retailer 7€3,410 EUR
Retailer 5€3,423 EUR
Retailer 12€3,755 EUR
Retailer 6€4,217 EUR
Retailer 2€4,987 EUR
Retailer 14€4,987 EUR
Retailer 4€5,661 EUR
Retailer 3€6,668 EUR
Retailer 11€6,828 EUR
Retailer 8€8,101 EUR
Retailer 13€8,594 EUR
Do Amore Diamonds€21,446 EUR

33 data points across 14 retailers

14 retailers€3,117 EUR to €21,446 EUR

A
Cheapest Retailer
-
€3,117 EUR
$3,482 USD
A
Retailer 2
-
€3,264 EUR
$3,647 USD
View
A
Retailer 3
-
€3,410 EUR
$3,810 USD
View
A
Retailer 4
-
€3,423 EUR
$3,824 USD
View
A
Retailer 5
-
€3,755 EUR
$4,195 USD
View
A
Retailer 6
-
€4,217 EUR
$4,711 USD
View
Final sale: no returns
A
Retailer 7
-
€4,987 EUR
$5,571 USD
View
A
Retailer 8
-
€4,987 EUR
$5,571 USD
View
B+
Retailer 9
-
€5,661 EUR
$6,324 USD
View
B+
Retailer 10
-
€6,668 EUR
$7,450 USD
View
B+
Retailer 11
-
€6,828 EUR
View
B+
Retailer 12
-
€8,101 EUR
$9,050 USD
View
B+
Retailer 13
-
€8,594 EUR
£7,560 GBP
View
Most Expensive
B
Do Amore Diamonds
27-682C86870 · Oct 31
€21,446 EUR
$23,960 USD
View
13 more retailers have this diamond
Prices start from €3,117 EURSave up to €18,330 EUR

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
3.05ct Marquise
€3,117 EUR