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Marquise|Lab Grown|IGI

3.00ct F SI1 Marquise Lab Grown Diamond

VG • F/SI1 • IGI LG835608628

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835608628

Diamond specifications and retailer prices

From €332 EUR
$372 USD
As of October 31, 2026
Save €2,085 EUR (86%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €2,416 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 LG835608628 or 835608628. Listed at 4 retailers as of October 31, 2026, with prices from €332 to €2,416, a €2,085 spread on the same certified stone. Brilliant Earth lists it at €2,416. 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 angle37.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835608628
Dimensions15.30 × 7.37 × 4.66 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.30 mm7.37 mm3.00 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835608628
Side View
Table 62.0%Crown 37.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.2%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: €2,416 EUR|Low: €332 EUR|High: €4,101 EUR|Avg: €1,266 EUR|-41.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 4€332 EUR
Retailer 6€535 EUR
Retailer 7€619 EUR
Retailer 3€690 EUR
Retailer 5€886 EUR
Retailer 2€1,841 EUR
Brilliant Earth€2,416 EUR

36 data points across 7 retailers

4 retailers€332 EUR to €2,416 EUR

A
Cheapest Retailer
-
€332 EUR
$372 USD
Final sale: no returns
A
Retailer 2
-
€690 EUR
£609 GBP
View
B
Retailer 3
-
€1,841 EUR
$2,065 USD
View
Most Expensive
B
Brilliant Earth
21340086A · Oct 31
€2,416 EUR
$2,710 USD
View
3 more retailers have this diamond
Prices start from €332 EURSave up to €2,085 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
3.00ct Marquise
€332 EUR