CaratHunter
Plans
Round|Lab Grown|IGI

3.03ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG653450581

Shape and cutting style on the report: Round brilliant

Certificate IGI LG653450581

Diamond specifications and retailer prices

From $818 NZD
As of November 4, 2026
Save $2,286 NZD (74%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,104 NZD 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 LG653450581 or 653450581. Listed at 7 retailers as of November 4, 2026, with prices from $818 to $3,104, a $2,286 spread on the same certified stone. Rare Carat lists it at $3,104. 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
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653450581
Dimensions9.35 × 9.37 × 5.73 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
9.35 mm9.37 mm3.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653450581
Side View
Table 56.0%Crown 34.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.2%

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 4
Current: $3,104 NZD|Low: $818 NZD|High: $7,418 NZD|Avg: $2,463 NZD|-3.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5$818 NZD
Retailer 4$1,190 NZD
Retailer 7$1,197 NZD
Retailer 2$1,311 NZD
Retailer 6$1,637 NZD
Retailer 3$2,960 NZD
Rare Carat$3,104 NZD
Retailer 8$7,418 NZD

9 data points across 8 retailers

7 retailers$818 NZD to $3,104 NZD

A
Cheapest Retailer
-
$818 NZD
Retailer 2
-
$1,190 NZD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$1,197 NZD
View
A
Retailer 4
-
$1,311 NZD
View
A
Retailer 5
-
$1,637 NZD
View
B
Retailer 6
-
$2,960 NZD
View
Most Expensive
B
Rare Carat
KI5814505KF653 · Nov 4
$3,104 NZD
$1,745 USD
View
6 more retailers have this diamond
Prices start from $818 NZDSave up to $2,286 NZD

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
$818 NZD