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Round|Lab Grown|IGI

3.05ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG849665305

Shape and cutting style on the report: Round brilliant

Certificate IGI LG849665305

Diamond specifications and retailer prices

From €604 EUR
As of November 2, 2026
Save €1,891 EUR (76%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €2,495 EUR at Brilliant Earth · As of October 31, 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 LG849665305 or 849665305. Listed at 12 retailers as of October 31, 2026, with prices from €604 to €2,495, a €1,891 spread on the same certified stone. Brilliant Earth lists it at €2,495. 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 angle33.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849665305
Dimensions9.37 × 9.40 × 5.65 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.37 mm9.40 mm3.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849665305
Side View
Table 58.0%Crown 33.2°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.2%

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: Nov 2
Current: €2,495 EUR|Low: €408 EUR|High: €2,495 EUR|Avg: €1,139 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 4€408 EUR
Retailer 2€604 EUR
Retailer 12€622 EUR
Retailer 7€624 EUR
Retailer 6€741 EUR
Retailer 8€754 EUR
Retailer 3€986 EUR
Retailer 10€1,270 EUR
Retailer 5€1,485 EUR
Retailer 13€1,659 EUR
Retailer 11€1,770 EUR
Retailer 9€1,800 EUR
Brilliant Earth€2,495 EUR

12 data points across 13 retailers

12 retailers€604 EUR to €2,495 EUR

A
Cheapest Retailer
-
€604 EUR
B+
Retailer 2
-
€622 EUR
View
A
Retailer 3
-
€624 EUR
View
A
Retailer 4
-
€741 EUR
View
Retailer 5
-
€754 EUR
View
Price last confirmed 8 days ago
B+
Retailer 6
-
€986 EUR
View
B+
Retailer 7
-
€1,270 EUR
View
B
Retailer 8
-
€1,485 EUR
View
B
Retailer 9
-
€1,659 EUR
View
Retailer 10
-
€1,770 EUR
View
Price last confirmed 12 days ago
Retailer 11
-
€1,800 EUR
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
22239098A · Oct 31
€2,495 EUR
$2,800 USD
View
11 more retailers have this diamond
Prices start from €604 EURSave up to €1,891 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
€604 EUR