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3.03ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG500165207

Shape and cutting style on the report: Round brilliant

Certificate IGI LG500165207

Diamond specifications and retailer prices

From $3,006 NZD
As of November 5, 2026
Save $19,466 NZD (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $22,472 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 3.03ct lab-grown round diamond

This 3.03ct 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 LG500165207 or 500165207. Listed at 12 retailers as of November 5, 2026, with prices from $3,006 to $22,472, a $19,466 spread on the same certified stone. MOH London lists it at $22,472. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500165207
Dimensions9.27 × 9.17 × 5.63 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
9.27 mm9.17 mm3.03 ctJ / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500165207
Side View
Table 59.5%Crown 33.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.9%

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: $22,472 NZD|Low: $3,006 NZD|High: $22,834 NZD|Avg: $12,168 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 6$3,006 NZD
Retailer 8$9,546 NZD
Retailer 12$10,005 NZD
Retailer 11$10,691 NZD
Retailer 3$11,074 NZD
Retailer 9$11,074 NZD
Retailer 4$11,091 NZD
Retailer 2$11,138 NZD
Retailer 5$11,846 NZD
Retailer 13$13,146 NZD
Retailer 7$13,637 NZD
Retailer 10$17,104 NZD
MOH London$22,472 NZD

42 data points across 13 retailers

12 retailers$3,006 NZD to $22,472 NZD

A
Cheapest Retailer
-
$3,006 NZD
B+
Retailer 2
-
$9,546 NZD
View
B+
Retailer 3
-
$10,005 NZD
View
B+
Retailer 4
-
$10,691 NZD
View
Final sale: no returns
B+
Retailer 5
-
$11,074 NZD
View
Retailer 6
-
$11,074 NZD
View
Price last confirmed 25 days ago
B+
Retailer 7
-
$11,091 NZD
View
B+
Retailer 8
-
$11,138 NZD
View
B
Retailer 9
-
$13,146 NZD
View
B
Retailer 10
-
$13,637 NZD
View
B
Retailer 11
-
$17,104 NZD
View
Most Expensive
B
MOH London
LG500165207 · Nov 5
$22,472 NZD
£9,947 GBP
View
11 more retailers have this diamond
Prices start from $3,006 NZDSave up to $19,466 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
$3,006 NZD