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Round|Lab Grown|IGI

3.04ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG645495993

Shape and cutting style on the report: Round brilliant

Certificate IGI LG645495993

Diamond specifications and retailer prices

From $392 USD
As of October 29, 2026
Save $1,310 USD (77%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,967 USD at Rare Carat · As of September 16, 2026
View at Rare Carat

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 LG645495993 or 645495993. Listed at 5 retailers as of October 28, 2026, with a 334% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle33.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645495993
Dimensions9.40 × 9.35 × 5.64 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
9.40 mm9.35 mm3.04 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645495993
Side View
Table 59.0%Crown 33.8°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.1%

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: Oct 29
Current: $1,967 USD|Low: $290 USD|High: $4,230 USD|Avg: $1,429 USD
Rare Carat
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 27, 2026
Retailer 2$392 USD
Retailer 11$697 USD
Retailer 8$737 USD
Retailer 6$770 USD
Retailer 9$935 USD
Retailer 10$935 USD
Retailer 13$1,043 USD
Retailer 7$1,211 USD
Retailer 4$1,287 USD
Retailer 12$1,702 USD
Rare Carat$1,967 USD
Retailer 5$2,670 USD
Retailer 3$4,230 USD

9 data points across 13 retailers

5 retailers$392 USD to $1,702 USD

A
Cheapest Retailer
-
$392 USD
Final sale: no returns
B+
Retailer 2
-
$1,211 USD
View
Price last confirmed 43 days ago
B+
Retailer 3
-
$1,287 USD
CA$1,788 CAD
View
B
Retailer 4
-
$1,702 USD
View
Most Expensive
B
Rare Carat
100757805128_l_645495993 · Sep 16
$1,967 USD
View
Price last confirmed 43 days ago
4 more retailers have this diamond
Prices start from $392 USDSave up to $1,310 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