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Round|Lab Grown|IGI

3.04ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG623444415

Shape and cutting style on the report: Round brilliant

Certificate IGI LG623444415

Diamond specifications and retailer prices

From $392 USD
As of October 29, 2026
Save $1,286 USD (77%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,678 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 LG623444415 or 623444415. Listed at 6 retailers as of October 28, 2026, with prices from $392 to $1,678, a $1,286 spread on the same certified stone. The Diamond Guys lists it at $1,678. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623444415
Dimensions9.24 × 9.17 × 5.83 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.24 mm9.17 mm3.04 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623444415
Side View
Table 56.0%Crown 35.6°Girdle: MediumPavilion 41.2°Culet: NoneDepth 63.3%

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: Oct 29
Current: $392 USD|Low: $290 USD|High: $2,640 USD|Avg: $1,052 USD|-0.3%
Retailer 1
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
The Diamond Guys
October 27, 2026
Retailer 1$392 USD
Retailer 13$445 USD
Retailer 2$450 USD
Retailer 8$600 USD
Retailer 12$600 USD
Retailer 14$697 USD
Retailer 10$737 USD
Retailer 7$770 USD
Retailer 11$935 USD
Retailer 3$1,034 USD
Retailer 9$1,211 USD
Retailer 5$1,269 USD
The Diamond Guys$1,678 USD
Retailer 4$2,330 USD
Retailer 6$2,640 USD

9 data points across 15 retailers

6 retailers$392 USD to $1,678 USD

A
Cheapest Retailer
-
$392 USD
Final sale: no returns
A
Retailer 2
-
$445 USD
View
Price last confirmed 44 days ago
A
Retailer 3
-
$600 USD
£472 GBP
View
Price last confirmed 42 days ago
B+
Retailer 4
-
$1,211 USD
View
Price last confirmed 43 days ago
B+
Retailer 5
-
$1,269 USD
CA$1,763 CAD
View
Most Expensive
B
The Diamond Guys
1954434272 · Oct 28
$1,678 USD
View
5 more retailers have this diamond
Prices start from $392 USDSave up to $1,286 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.

A
3.04ct Round
$392 USD