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Round|Lab Grown|IGI

3.04ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG643430174

Shape and cutting style on the report: Round brilliant

Certificate IGI LG643430174

Diamond specifications and retailer prices

From $1,324 USD
CA$1,838 CAD
As of October 27, 2026
Save $428 USD (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,751 USD at The Diamond Guys · As of October 28, 2026
View at The Diamond Guys

About this 3.04ct lab-grown round diamond

This 3.04ct 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 LG643430174 or 643430174. Listed at 2 retailers as of October 27, 2026, with prices from $1,324 to $1,751, a $428 spread on the same certified stone. The Diamond Guys lists it at $1,751. 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

3.04
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643430174
Dimensions9.26 × 9.22 × 5.77 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.26 mm9.22 mm3.04 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643430174
Side View
Table 57.0%Crown 35.2°Girdle: MediumPavilion 41°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $1,324 USD|Low: $263 USD|High: $3,180 USD|Avg: $1,223 USD|+0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
The Diamond Guys
August 3, 2026
Retailer 3$690 USD
Retailer 4$812 USD
Retailer 2$875 USD
Retailer 6$876 USD
Retailer 9$877 USD
Retailer 8$885 USD
Retailer 5$1,082 USD
Retailer 11$1,135 USD
Retailer 1$1,324 USD
The Diamond Guys$1,751 USD
Retailer 7$1,951 USD
Retailer 10$2,880 USD

59 data points across 12 retailers

2 retailers$1,324 USD to $1,751 USD

B+
Cheapest Retailer
-
$1,324 USD
CA$1,838 CAD
Most Expensive
B
The Diamond Guys
1954434274 · Oct 28
$1,751 USD
View
1 more retailer has this diamond
Prices start from $1,324 USDSave up to $428 USD

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.

B+
3.04ct Round
$1,324 USD