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Marquise|Lab Grown|IGI

3.00ct F SI1 Marquise Lab Grown Diamond

VG • F/SI1 • IGI LG844653731

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844653731

Diamond specifications and retailer prices

From €720 EUR
£635 GBP
As of October 27, 2026
Save €167 EUR (19%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €886 EUR at Adiamor · As of October 28, 2026
View at Adiamor

About this 3ct lab-grown marquise diamond

This 3ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG844653731 or 844653731. Listed at 2 retailers as of October 27, 2026, with prices from €720 to €886, a €167 spread on the same certified stone. Adiamor lists it at €886. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.00
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844653731
Dimensions14.75 × 7.33 × 4.70 mm
L/W Ratio2.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.75 mm7.33 mm3.00 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844653731
Side View
Table 63.0%Crown 36.4°Girdle: STK-VTKPavilion 40.8°Culet: NoneDepth 64.1%

Caratlytics Score

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

Price History

Last verified: Oct 27
Current: €886 EUR|Low: €720 EUR|High: €886 EUR|Avg: €775 EUR
Adiamor
Retailer 2
October 28, 2026
Retailer 2€720 EUR
Adiamor€886 EUR

2 data points across 2 retailers

2 retailers€720 EUR to €886 EUR

B+
Cheapest Retailer
-
€720 EUR
£635 GBP
Most Expensive
B+
Adiamor
D-82820793 · Oct 28
€886 EUR
$994 USD
View
1 more retailer has this diamond
Prices start from €720 EURSave up to €167 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+
3.00ct Marquise
€720 EUR