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Marquise|Lab Grown|IGI

3.00ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG839608343

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839608343

Diamond specifications and retailer prices

From €2,881 EUR
$3,219 USD
As of October 30, 2026
Save €16,945 EUR (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €19,826 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3ct lab-grown marquise diamond

This 3ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG839608343 or 839608343. Listed at 19 retailers as of October 30, 2026, with prices from €2,881 to €19,826, a €16,945 spread on the same certified stone. Do Amore Diamonds lists it at €19,826. 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

3.00
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839608343
Dimensions14.15 × 7.49 × 4.82 mm
L/W Ratio1.89
Girdle conditionFaceted
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
14.15 mm7.49 mm3.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839608343
Side View
Table 57.0%Crown 34.4°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 64.4%

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: €19,826 EUR|Low: €2,881 EUR|High: €37,578 EUR|Avg: €7,755 EUR|-2.5%
Do Amore Diamonds
Retailer 2
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Retailer 20
November 1, 2026
Retailer 19€2,881 EUR
Retailer 20€2,969 EUR
Retailer 8€3,153 EUR
Retailer 18€3,169 EUR
Retailer 3€3,482 EUR
Retailer 15€4,390 EUR
Retailer 6€4,611 EUR
Retailer 17€4,705 EUR
Retailer 10€5,098 EUR
Retailer 13€5,189 EUR
Retailer 7€6,102 EUR
Retailer 9€6,722 EUR
Retailer 4€7,864 EUR
Retailer 2€7,903 EUR
Retailer 14€8,408 EUR
Retailer 5€9,145 EUR
Retailer 12€10,132 EUR
Retailer 16€14,067 EUR
Do Amore Diamonds€19,826 EUR
Retailer 11€20,939 EUR

29 data points across 20 retailers

19 retailers€2,881 EUR to €19,826 EUR

A
Cheapest Retailer
-
€2,881 EUR
$3,219 USD
A
Retailer 2
-
€2,969 EUR
$3,317 USD
View
A
Retailer 3
-
€3,153 EUR
$3,522 USD
View
A
Retailer 4
-
€3,169 EUR
$3,540 USD
View
A
Retailer 5
-
€3,482 EUR
$3,890 USD
View
A
Retailer 6
-
€4,390 EUR
£3,862 GBP
View
A
Retailer 7
-
€4,611 EUR
$5,151 USD
View
A
Retailer 8
-
€4,705 EUR
$5,256 USD
View
A
Retailer 9
-
€5,098 EUR
$5,695 USD
View
A
Retailer 10
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€5,189 EUR
$5,797 USD
View
B+
Retailer 11
-
€6,102 EUR
View
B+
Retailer 12
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€6,722 EUR
$7,510 USD
View
B+
Retailer 13
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€7,864 EUR
$8,786 USD
View
B+
Retailer 14
-
€7,903 EUR
£6,952 GBP
View
B+
Retailer 15
-
€8,408 EUR
A$14,451 AUD
View
B+
Retailer 16
-
€9,145 EUR
$10,217 USD
View
Retailer 17
-
€10,132 EUR
$11,320 USD
View
Price last confirmed 16 days ago
B
Retailer 18
-
€14,067 EUR
A$24,178 AUD
View
Most Expensive
B
Do Amore Diamonds
27-ED5DFB697 · Oct 31
€19,826 EUR
$22,150 USD
View
18 more retailers have this diamond
Prices start from €2,881 EURSave up to €16,945 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
3.00ct Marquise
€2,881 EUR