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Round|Lab Grown|IGI

3.05ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG696574990

Shape and cutting style on the report: Round brilliant

Certificate IGI LG696574990

Diamond specifications and retailer prices

From €357 EUR
As of November 5, 2026
Save €3,866 EUR (92%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €4,223 EUR at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3.05ct lab-grown round diamond

This 3.05ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG696574990 or 696574990. Listed at 19 retailers as of November 5, 2026, with prices from €357 to €4,223, a €3,866 spread on the same certified stone. Brilliant Earth lists it at €4,223. 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

3.05
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696574990
Dimensions9.35 × 9.28 × 5.71 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
9.35 mm9.28 mm3.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696574990
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.3%

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: Nov 5
Current: €4,223 EUR|Low: €343 EUR|High: €4,223 EUR|Avg: €1,117 EUR|+21.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10€357 EUR
Retailer 8€399 EUR
Retailer 11€443 EUR
Retailer 7€575 EUR
Retailer 3€587 EUR
Retailer 4€649 EUR
Retailer 2€797 EUR
Retailer 9€1,242 EUR
Retailer 6€1,697 EUR
Retailer 5€1,790 EUR
Brilliant Earth€4,223 EUR

39 data points across 11 retailers

19 retailers€357 EUR to €4,223 EUR

A
Cheapest Retailer
-
€357 EUR
A
Retailer 2
-
€399 EUR
View
Final sale: no returns
A
Retailer 3
-
€400 EUR
View
Retailer 4
-
€443 EUR
View
Price last confirmed 12 days ago
A
Retailer 5
-
€443 EUR
View
A
Retailer 6
-
€575 EUR
View
B+
Retailer 7
-
€587 EUR
View
A
Retailer 8
-
€649 EUR
View
A
Retailer 9
-
€714 EUR
View
A
Retailer 10
-
€766 EUR
View
A
Retailer 11
-
€797 EUR
View
B+
Retailer 12
-
€1,242 EUR
View
B
Retailer 13
-
€1,571 EUR
View
B
Retailer 14
-
€1,626 EUR
View
B
Retailer 15
-
€1,697 EUR
View
B
Retailer 16
-
€1,704 EUR
View
B
Retailer 17
-
€1,790 EUR
View
B
Retailer 18
-
€3,172 EUR
View
Most Expensive
B
Brilliant Earth
16265180A · Nov 5
€4,223 EUR
$4,740 USD
View
18 more retailers have this diamond
Prices start from €357 EURSave up to €3,866 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
3.05ct Round
€357 EUR