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Round|Lab Grown|IGI

3.03ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG756552842

Shape and cutting style on the report: Round brilliant

Certificate IGI LG756552842

Diamond specifications and retailer prices

From $336 USD
As of November 5, 2026
Save $1,409 USD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,745 USD at Rare Carat · As of November 4, 2026
View at Rare Carat

About this 3.03ct lab-grown round diamond

This 3.03ct 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 LG756552842 or 756552842. Listed at 15 retailers as of November 4, 2026, with prices from $336 to $1,745, a $1,409 spread on the same certified stone. Rare Carat lists it at $1,745. 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

3.03
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756552842
Dimensions9.30 × 9.33 × 5.68 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
9.30 mm9.33 mm3.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756552842
Side View
Table 58.0%Crown 34.3°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.0%

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 5
Current: $1,745 USD|Low: $336 USD|High: $4,350 USD|Avg: $1,076 USD|-23.4%
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
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 12$336 USD
Retailer 7$390 USD
Retailer 6$417 USD
Retailer 16$460 USD
Retailer 9$552 USD
Retailer 13$570 USD
Retailer 14$669 USD
Retailer 4$673 USD
Retailer 15$733 USD
Retailer 2$737 USD
Retailer 3$920 USD
Retailer 11$1,222 USD
Retailer 5$1,339 USD
Retailer 10$1,668 USD
Rare Carat$1,745 USD
Retailer 8$4,350 USD

10 data points across 16 retailers

15 retailers$336 USD to $1,745 USD

A
Cheapest Retailer
-
$336 USD
A
Retailer 2
-
$390 USD
View
A
Retailer 3
-
$417 USD
View
A
Retailer 4
-
$460 USD
View
A
Retailer 5
-
$552 USD
View
A
Retailer 6
-
$570 USD
View
Retailer 7
-
$669 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$673 USD
View
A
Retailer 9
-
$733 USD
View
A
Retailer 10
-
$737 USD
View
A
Retailer 11
-
$920 USD
View
B+
Retailer 12
-
$1,222 USD
View
B+
Retailer 13
-
$1,339 USD
View
B
Retailer 14
-
$1,668 USD
View
Most Expensive
B
Rare Carat
KI8425528KF756 · Nov 4
$1,745 USD
View
14 more retailers have this diamond
Prices start from $336 USDSave up to $1,409 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
3.03ct Round
$336 USD