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Marquise|Lab Grown|IGI

3.94ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG811610780

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811610780

Diamond specifications and retailer prices

From €504 EUR
$563 USD
As of October 31, 2026
Save €2,790 EUR (85%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €3,293 EUR at Frank Darling · As of October 30, 2026
View at Frank Darling

About this 3.94ct lab-grown marquise diamond

This 3.94ct 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 LG811610780 or 811610780. Listed at 5 retailers as of October 30, 2026, with prices from €504 to €3,293, a €2,790 spread on the same certified stone. Frank Darling lists it at €3,293. 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

3.94
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811610780
Dimensions16.04 × 8.46 × 5.16 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.04 mm8.46 mm3.94 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811610780
Side View
Table 61.0%Crown 34.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €3,293 EUR|Low: €504 EUR|High: €3,293 EUR|Avg: €1,383 EUR|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 28, 2026
Retailer 3€504 EUR
Retailer 2€701 EUR
Retailer 6€855 EUR
Retailer 5€1,829 EUR
Retailer 4€2,341 EUR
Frank Darling€3,293 EUR

17 data points across 6 retailers

5 retailers€504 EUR to €3,293 EUR

A
Cheapest Retailer
-
€504 EUR
$563 USD
Final sale: no returns
B+
Retailer 2
-
€701 EUR
$783 USD
View
B+
Retailer 3
-
€1,829 EUR
$2,043 USD
View
B+
Retailer 4
-
€2,341 EUR
$2,615 USD
View
Most Expensive
B
Frank Darling
100765982924KD · Oct 30
€3,293 EUR
$3,679 USD
View
4 more retailers have this diamond
Prices start from €504 EURSave up to €2,790 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
3.94ct Marquise
€504 EUR