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Round|Lab Grown|IGI

3.64ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG662421107

Shape and cutting style on the report: Round brilliant

Certificate IGI LG662421107

Diamond specifications and retailer prices

From €380 EUR
$424 USD
As of October 26, 2026
Save €2,986 EUR (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €3,366 EUR at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.64ct lab-grown round diamond

This 3.64ct lab-grown round 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 LG662421107 or 662421107. Listed at 11 retailers as of October 26, 2026, with prices from €380 to €3,366, a €2,986 spread on the same certified stone. Do Amore Diamonds lists it at €3,366. 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

3.64
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662421107
Dimensions9.96 × 9.89 × 5.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.96 mm9.89 mm3.64 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662421107
Side View
Table 59.0%Crown 33.6°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.3%

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 26
Current: €3,366 EUR|Low: €303 EUR|High: €3,446 EUR|Avg: €1,286 EUR|-2.3%
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
October 29, 2026
Retailer 10€380 EUR
Retailer 3€424 EUR
Retailer 8€424 EUR
Retailer 12€741 EUR
Retailer 7€743 EUR
Retailer 5€858 EUR
Retailer 6€926 EUR
Retailer 4€958 EUR
Retailer 13€1,194 EUR
Retailer 9€1,318 EUR
Retailer 11€1,668 EUR
Retailer 2€1,917 EUR
Retailer 14€2,300 EUR
Do Amore Diamonds€3,366 EUR

23 data points across 14 retailers

11 retailers€380 EUR to €3,366 EUR

A
Cheapest Retailer
-
€380 EUR
$424 USD
A
Retailer 2
-
€424 EUR
$474 USD
View
Final sale: no returns
A
Retailer 3
-
€424 EUR
$474 USD
View
B+
Retailer 4
-
€741 EUR
$828 USD
View
A
Retailer 5
-
€743 EUR
$830 USD
View
B+
Retailer 6
-
€1,194 EUR
$1,334 USD
View
B+
Retailer 7
-
€1,318 EUR
$1,473 USD
View
B+
Retailer 8
-
€1,668 EUR
$1,864 USD
View
B
Retailer 9
-
€1,917 EUR
£1,686 GBP
View
B
Retailer 10
-
€2,300 EUR
$2,570 USD
View
Most Expensive
B
Do Amore Diamonds
27-32F3C5CE8 · Oct 29
€3,366 EUR
$3,760 USD
View
10 more retailers have this diamond
Prices start from €380 EURSave up to €2,986 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
3.64ct Round
€380 EUR