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Round|Lab Grown|IGI

3.01ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG542210153

Shape and cutting style on the report: Round brilliant

Certificate IGI LG542210153

Diamond specifications and retailer prices

From $1,224 NZD
As of November 5, 2026
Save $2,766 NZD (69%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,603 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 3.01ct lab-grown round diamond

This 3.01ct lab-grown round sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG542210153 or 542210153. Listed at 13 retailers as of November 5, 2026, with a 226% 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

3.01
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG542210153
Dimensions9.23 × 9.16 × 5.67 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
9.23 mm9.16 mm3.01 ctJ / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG542210153
Side View
Table 62.0%Crown 35.4°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.7%

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: Nov 5
Current: $5,603 NZD|Low: $978 NZD|High: $5,639 NZD|Avg: $2,503 NZD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 4, 2026
Retailer 5$1,224 NZD
Retailer 7$1,370 NZD
Retailer 3$1,734 NZD
Retailer 10$1,829 NZD
Retailer 8$1,955 NZD
Retailer 6$2,307 NZD
Retailer 2$2,339 NZD
Retailer 9$2,530 NZD
Retailer 4$3,496 NZD
MOH London$5,603 NZD

20 data points across 10 retailers

13 retailers$1,224 NZD to $3,990 NZD

A
Cheapest Retailer
-
$1,224 NZD
A
Retailer 2
-
$1,331 NZD
View
A
Retailer 3
-
$1,370 NZD
View
Final sale: no returns
Retailer 4
-
$1,420 NZD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$1,420 NZD
View
A
Retailer 6
-
$1,734 NZD
View
A
Retailer 7
-
$1,955 NZD
View
A
Retailer 8
-
$2,307 NZD
View
A
Retailer 9
-
$2,339 NZD
View
A
Retailer 10
-
$2,530 NZD
View
A
Retailer 11
-
$3,496 NZD
View
A
Retailer 12
-
$3,990 NZD
View
Most Expensive
MOH London
LG542210153 · Oct 29
$5,603 NZD
£2,480 GBP
View
Price last confirmed 8 days ago
12 more retailers have this diamond
Prices start from $1,224 NZDSave up to $2,766 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
3.01ct Round
$1,224 NZD