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Marquise|Lab Grown|IGI

3.00ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG754508612

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754508612

Diamond specifications and retailer prices

From €3,122 EUR
$3,488 USD
As of October 31, 2026
Save €12,991 EUR (81%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: €23,621 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 LG754508612 or 754508612. Listed at 32 retailers as of October 31, 2026, with a 416% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508612
Dimensions14.39 × 7.43 × 4.82 mm
L/W Ratio1.94
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
14.39 mm7.43 mm3.00 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508612
Side View
Table 58.0%Crown 37.3°Girdle: STK-THKPavilion 40.3°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: €23,621 EUR|Low: €3,122 EUR|High: €23,621 EUR|Avg: €7,842 EUR
Do Amore Diamonds
Retailer 2
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Retailer 24
November 1, 2026
Retailer 23€3,122 EUR
Retailer 8€3,434 EUR
Retailer 10€3,599 EUR
Retailer 15€3,760 EUR
Retailer 12€3,929 EUR
Retailer 5€4,037 EUR
Retailer 16€4,565 EUR
Retailer 24€5,098 EUR
Retailer 3€5,259 EUR
Retailer 4€5,283 EUR
Retailer 13€5,691 EUR
Retailer 17€6,179 EUR
Retailer 22€6,722 EUR
Retailer 9€6,758 EUR
Retailer 19€7,207 EUR
Retailer 20€9,153 EUR
Retailer 11€9,943 EUR
Retailer 7€10,093 EUR
Retailer 21€10,125 EUR
Retailer 18€10,208 EUR
Retailer 6€11,500 EUR
Retailer 2€14,547 EUR
Retailer 14€16,113 EUR
Do Amore Diamonds€23,621 EUR

42 data points across 24 retailers

32 retailers€3,122 EUR to €16,113 EUR

A
Cheapest Retailer
-
€3,122 EUR
$3,488 USD
A
Retailer 2
-
€3,434 EUR
$3,836 USD
View
Retailer 3
-
€3,434 EUR
$3,836 USD
View
Price last confirmed 24 days ago
Retailer 4
-
€3,434 EUR
$3,836 USD
View
Price last confirmed 32 days ago
Retailer 5
-
€3,599 EUR
$4,021 USD
View
Price last confirmed 33 days ago
A
Retailer 6
-
€3,760 EUR
$4,201 USD
View
Retailer 7
-
€3,929 EUR
$4,389 USD
View
Price last confirmed 33 days ago
Retailer 8
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€3,983 EUR
$4,450 USD
View
Price last confirmed 21 days ago
Retailer 9
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€3,983 EUR
$4,450 USD
View
Price last confirmed 29 days ago
A
Retailer 10
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€4,037 EUR
$4,510 USD
View
A
Retailer 11
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€4,565 EUR
$5,100 USD
View
Final sale: no returns
A
Retailer 12
-
€5,098 EUR
$5,695 USD
View
Retailer 13
-
€5,259 EUR
£4,626 GBP
View
Price last confirmed 15 days ago
B+
Retailer 14
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€5,283 EUR
$5,902 USD
View
Retailer 15
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€5,494 EUR
$6,138 USD
View
Price last confirmed 21 days ago
B+
Retailer 16
-
€5,494 EUR
$6,138 USD
View
Retailer 17
-
€5,494 EUR
$6,138 USD
View
Price last confirmed 31 days ago
B+
Retailer 18
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€5,691 EUR
£5,007 GBP
View
B+
Retailer 19
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€6,179 EUR
£5,436 GBP
View
B+
Retailer 20
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€6,722 EUR
$7,510 USD
View
B+
Retailer 21
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€6,758 EUR
$7,550 USD
View
B+
Retailer 22
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€7,207 EUR
View
B+
Retailer 23
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€9,153 EUR
£8,052 GBP
View
B
Retailer 24
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€10,093 EUR
$11,276 USD
View
Retailer 25
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€10,125 EUR
A$17,402 AUD
View
Price last confirmed 9 days ago
B
Retailer 26
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€10,208 EUR
ZAR 184,247 ZAR
View
B
Retailer 27
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€11,500 EUR
$12,848 USD
View
Retailer 28
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€11,815 EUR
$13,200 USD
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Price last confirmed 8 days ago
B
Retailer 29
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€14,547 EUR
A$25,003 AUD
View
B
Retailer 30
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€15,652 EUR
$17,487 USD
View
B
Retailer 31
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€16,113 EUR
SGD 24,326 SGD
View
Most Expensive
Do Amore Diamonds
27-CD9BDF00E · Oct 31
€23,621 EUR
$26,390 USD
View
Price under review
31 more retailers have this diamond
Prices start from €3,122 EURSave up to €12,991 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
€3,122 EUR