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Round|Lab Grown|IGI

3.50ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG653449874

Shape and cutting style on the report: Round brilliant

Certificate IGI LG653449874

Diamond specifications and retailer prices

From €451 EUR
$504 USD
As of October 29, 2026
Save €3,559 EUR (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,010 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.5ct lab-grown round diamond

This 3.5ct 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 LG653449874 or 653449874. Listed at 10 retailers as of October 29, 2026, with prices from €451 to €4,010, a €3,559 spread on the same certified stone. Do Amore Diamonds lists it at €4,010. 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

3.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653449874
Dimensions9.73 × 9.67 × 5.97 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
9.73 mm9.67 mm3.50 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653449874
Side View
Table 60.0%Crown 32.6°Girdle: Slightly ThickPavilion 41.6°Culet: NoneDepth 61.5%

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 29
Current: €4,010 EUR|Low: €442 EUR|High: €4,046 EUR|Avg: €1,457 EUR|-0.9%
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
October 31, 2026
Retailer 10€451 EUR
Retailer 8€505 EUR
Retailer 13€510 EUR
Retailer 11€869 EUR
Retailer 7€873 EUR
Retailer 3€917 EUR
Retailer 4€990 EUR
Retailer 5€1,020 EUR
Retailer 9€1,444 EUR
Retailer 2€1,640 EUR
Retailer 12€2,211 EUR
Retailer 6€2,695 EUR
Do Amore Diamonds€4,010 EUR

23 data points across 13 retailers

10 retailers€451 EUR to €4,010 EUR

A
Cheapest Retailer
-
€451 EUR
$504 USD
A
Retailer 2
-
€505 EUR
$564 USD
View
A
Retailer 3
-
€510 EUR
$570 USD
View
Final sale: no returns
B+
Retailer 4
-
€869 EUR
$971 USD
View
A
Retailer 5
-
€873 EUR
$975 USD
View
B+
Retailer 6
-
€1,444 EUR
$1,613 USD
View
B+
Retailer 7
-
€1,640 EUR
$1,832 USD
View
B
Retailer 8
-
€2,211 EUR
$2,470 USD
View
B
Retailer 9
-
€2,695 EUR
£2,371 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5F0F93512 · Oct 31
€4,010 EUR
$4,480 USD
View
9 more retailers have this diamond
Prices start from €451 EURSave up to €3,559 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
3.50ct Round
€451 EUR