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Marquise|Lab Grown|IGI

3.14ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG768631010

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG768631010

Diamond specifications and retailer prices

From €11,753 EUR
$13,130 USD
As of October 31, 2026
Save €5,546 EUR (32%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €17,299 EUR at Novita Diamonds · As of November 1, 2026
View at Novita 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 LG768631010 or 768631010. Listed at 2 retailers as of October 31, 2026, with prices from €11,753 to €17,299, a €5,546 spread on the same certified stone. Novita Diamonds lists it at €17,299. 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
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768631010
Dimensions14.53 × 7.64 × 4.81 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
14.53 mm7.64 mm3.14 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768631010
Side View
Table 58.0%Crown 38.9°Girdle: STK-THKPavilion 38.3°Culet: NoneDepth 63.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: €17,299 EUR|Low: €4,220 EUR|High: €23,532 EUR|Avg: €11,722 EUR|-3.3%
Novita Diamonds
Retailer 2
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November 1, 2026
Retailer 13€4,220 EUR
Retailer 10€4,379 EUR
Retailer 16€5,021 EUR
Retailer 7€5,576 EUR
Retailer 9€5,584 EUR
Retailer 12€6,080 EUR
Retailer 15€8,817 EUR
Retailer 3€10,229 EUR
Retailer 6€11,753 EUR
Retailer 8€13,314 EUR
Retailer 5€13,314 EUR
Retailer 14€16,798 EUR
Novita Diamonds€17,299 EUR
Retailer 2€18,292 EUR
Retailer 4€23,095 EUR
Retailer 11€23,532 EUR

4 data points across 16 retailers

2 retailers€11,753 EUR to €17,299 EUR

B
Cheapest Retailer
-
€11,753 EUR
$13,130 USD
Most Expensive
B
Novita Diamonds
cert_768631010 · Nov 1
€17,299 EUR
A$29,733 AUD
View
1 more retailer has this diamond
Prices start from €11,753 EURSave up to €5,546 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.

B
3.14ct Marquise
€11,753 EUR