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Marquise|Lab Grown|IGI

3.14ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG754594327

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754594327

Diamond specifications and retailer prices

From €2,997 EUR
$3,361 USD
As of November 2, 2026
Save €17,617 EUR (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €20,613 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754594327 or 754594327. Listed at 18 retailers as of November 2, 2026, with prices from €2,997 to €20,613, a €17,617 spread on the same certified stone. Do Amore Diamonds lists it at €20,613. 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
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594327
Dimensions14.33 × 7.54 × 4.89 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
14.33 mm7.54 mm3.14 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594327
Side View
Table 61.0%Crown 37.1°Girdle: STK-THKPavilion 40.2°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: Nov 2
Current: €20,613 EUR|Low: €2,997 EUR|High: €21,746 EUR|Avg: €7,263 EUR|-5.2%
Do Amore Diamonds
Retailer 2
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Retailer 19
November 2, 2026
Retailer 3€2,997 EUR
Retailer 4€3,094 EUR
Retailer 12€3,260 EUR
Retailer 18€3,290 EUR
Retailer 5€3,615 EUR
Retailer 11€4,217 EUR
Retailer 2€4,565 EUR
Retailer 7€4,794 EUR
Retailer 17€4,794 EUR
Retailer 14€5,392 EUR
Retailer 8€6,397 EUR
Retailer 9€6,548 EUR
Retailer 13€8,217 EUR
Retailer 19€8,737 EUR
Retailer 15€8,762 EUR
Retailer 10€9,245 EUR
Retailer 6€9,521 EUR
Retailer 16€14,668 EUR
Do Amore Diamonds€20,613 EUR

33 data points across 19 retailers

18 retailers€2,997 EUR to €20,613 EUR

A
Cheapest Retailer
-
€2,997 EUR
$3,361 USD
A
Retailer 2
-
€3,094 EUR
$3,470 USD
View
A
Retailer 3
-
€3,260 EUR
$3,656 USD
View
A
Retailer 4
-
€3,290 EUR
$3,690 USD
View
A
Retailer 5
-
€3,615 EUR
$4,055 USD
View
Retailer 6
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€4,217 EUR
$4,730 USD
View
Price last confirmed 10 days ago
A
Retailer 7
-
€4,565 EUR
£4,031 GBP
View
A
Retailer 8
-
€4,794 EUR
$5,377 USD
View
A
Retailer 9
-
€4,794 EUR
$5,377 USD
View
B+
Retailer 10
-
€5,392 EUR
$6,048 USD
View
B+
Retailer 11
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€6,397 EUR
$7,175 USD
View
B+
Retailer 12
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€6,548 EUR
View
B+
Retailer 13
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€8,217 EUR
£7,257 GBP
View
B+
Retailer 14
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€8,737 EUR
$9,800 USD
View
B+
Retailer 15
-
€8,762 EUR
A$15,120 AUD
View
B+
Retailer 16
-
€9,521 EUR
$10,679 USD
View
B
Retailer 17
-
€14,668 EUR
A$25,311 AUD
View
Most Expensive
B
Do Amore Diamonds
27-31E039256 · Nov 2
€20,613 EUR
$23,120 USD
View
17 more retailers have this diamond
Prices start from €2,997 EURSave up to €17,617 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
3.14ct Marquise
€2,997 EUR