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Marquise|Lab Grown|IGI

3.60ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG805690269

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG805690269

Diamond specifications and retailer prices

From €451 EUR
$504 USD
As of October 31, 2026
Save €3,129 EUR (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,580 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.6ct lab-grown marquise diamond

This 3.6ct 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 LG805690269 or 805690269. Listed at 16 retailers as of October 31, 2026, with prices from €451 to €3,580, a €3,129 spread on the same certified stone. Do Amore Diamonds lists it at €3,580. 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

3.60
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805690269
Dimensions16.79 × 7.90 × 4.74 mm
L/W Ratio2.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.79 mm7.90 mm3.60 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805690269
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 60.0%

Caratlytics Score

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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: €3,580 EUR|Low: €321 EUR|High: €3,580 EUR|Avg: €1,245 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 10€403 EUR
Retailer 4€451 EUR
Retailer 13€499 EUR
Retailer 6€607 EUR
Retailer 9€756 EUR
Retailer 11€783 EUR
Retailer 14€854 EUR
Retailer 2€918 EUR
Retailer 3€984 EUR
Retailer 8€1,344 EUR
Retailer 12€1,773 EUR
Retailer 5€1,902 EUR
Retailer 7€2,316 EUR
Do Amore Diamonds€3,580 EUR

34 data points across 14 retailers

16 retailers€451 EUR to €3,580 EUR

Retailer 1
-
€403 EUR
$450 USD
Price last confirmed 11 days ago
A
Retailer 2
-
€451 EUR
$504 USD
View
Final sale: no returns
Retailer 3
-
€451 EUR
$504 USD
View
Price last confirmed 17 days ago
Retailer 4
-
€499 EUR
$558 USD
View
Price last confirmed 16 days ago
Retailer 5
-
€499 EUR
$558 USD
View
Price last confirmed 10 days ago
A
Retailer 6
-
€756 EUR
$845 USD
View
B+
Retailer 7
-
€783 EUR
$875 USD
View
A
Retailer 8
-
€854 EUR
$954 USD
View
A
Retailer 9
-
€918 EUR
£807 GBP
View
A
Retailer 10
-
€984 EUR
$1,099 USD
View
B+
Retailer 11
-
€1,344 EUR
$1,501 USD
View
Retailer 12
-
€1,451 EUR
$1,621 USD
View
Price last confirmed 16 days ago
B+
Retailer 13
-
€1,773 EUR
$1,981 USD
View
B
Retailer 14
-
€1,902 EUR
$2,125 USD
View
Retailer 15
-
€2,316 EUR
£2,037 GBP
View
Price last confirmed 13 days ago
Most Expensive
B
Do Amore Diamonds
27-6DE664277 · Oct 31
€3,580 EUR
$4,000 USD
View
15 more retailers have this diamond
Prices start from €451 EURSave up to €3,129 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
3.60ct Marquise
€451 EUR