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Marquise|Lab Grown|IGI

3.06ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG835671601

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835671601

Diamond specifications and retailer prices

From €366 EUR
$409 USD
As of October 31, 2026
Save €382 EUR (51%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €748 EUR at 77 Diamonds · As of October 25, 2026
View at 77 Diamonds

About this 3.06ct lab-grown marquise diamond

This 3.06ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG835671601 or 835671601. Listed at 2 retailers as of October 25, 2026, with prices from €366 to €748, a €382 spread on the same certified stone. 77 Diamonds lists it at €748. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.06
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835671601
Dimensions15.76 × 7.51 × 4.62 mm
L/W Ratio2.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.76 mm7.51 mm3.06 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835671601
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: €748 EUR|Low: €366 EUR|High: €789 EUR|Avg: €703 EUR|+0.9%
77 Diamonds
Retailer 2
October 25, 2026
Retailer 2€366 EUR
77 Diamonds€748 EUR

32 data points across 2 retailers

2 retailers€366 EUR to €748 EUR

A
Cheapest Retailer
-
€366 EUR
$409 USD
Final sale: no returns
Most Expensive
B+
77 Diamonds
MQTVSVRSZKBB6 · Oct 25
€748 EUR
£658 GBP
View
1 more retailer has this diamond
Prices start from €366 EURSave up to €382 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
3.06ct Marquise
€366 EUR