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Marquise|Lab Grown|IGI

3.31ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG755509033

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG755509033

Diamond specifications and retailer prices

From €578 EUR
$646 USD
As of November 1, 2026
Save €2,189 EUR (79%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €2,767 EUR at Frank Darling · As of October 28, 2026
View at Frank Darling

About this 3.31ct lab-grown marquise diamond

This 3.31ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG755509033 or 755509033. Listed at 6 retailers as of October 28, 2026, with prices from €578 to €2,767, a €2,189 spread on the same certified stone. Frank Darling lists it at €2,767. 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

3.31
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755509033
Dimensions14.93 × 8.00 × 5.04 mm
L/W Ratio1.87
Girdle conditionFaceted
Culet sizePointed
Top View
14.93 mm8.00 mm3.31 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG755509033
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €2,767 EUR|Low: €542 EUR|High: €4,995 EUR|Avg: €1,665 EUR
Frank Darling
Retailer 2
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Retailer 7
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Retailer 9
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Retailer 15
October 31, 2026
Retailer 15€542 EUR
Retailer 9€578 EUR
Retailer 7€605 EUR
Retailer 13€809 EUR
Retailer 5€858 EUR
Retailer 11€1,079 EUR
Retailer 4€1,100 EUR
Retailer 14€1,281 EUR
Retailer 2€1,493 EUR
Retailer 3€1,590 EUR
Retailer 10€1,848 EUR
Retailer 8€2,390 EUR
Frank Darling€2,767 EUR
Retailer 6€2,927 EUR
Retailer 12€4,995 EUR

2 data points across 15 retailers

6 retailers€578 EUR to €2,767 EUR

B+
Cheapest Retailer
-
€578 EUR
$646 USD
B+
Retailer 2
-
€1,281 EUR
CA$1,988 CAD
View
B+
Retailer 3
-
€1,493 EUR
$1,668 USD
View
B+
Retailer 4
-
€1,848 EUR
$2,065 USD
View
B
Retailer 5
-
€2,390 EUR
$2,670 USD
View
Most Expensive
B
Frank Darling
100743325650KD · Oct 28
€2,767 EUR
$3,091 USD
View
5 more retailers have this diamond
Prices start from €578 EURSave up to €2,189 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+
3.31ct Marquise
€578 EUR