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Round|Lab Grown|IGI

1.41ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG451055455

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451055455

Diamond specifications and retailer prices

From $891 AUD
As of November 5, 2026
Save $3,454 AUD (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,345 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.41ct lab-grown round diamond

This 1.41ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451055455 or 451055455. Listed at 10 retailers as of November 5, 2026, with prices from $891 to $4,345, a $3,454 spread on the same certified stone. MOH London lists it at $4,345. 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

1.41
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451055455
Dimensions7.35 × 7.33 × 4.31 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.35 mm7.33 mm1.41 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451055455
Side View
Table 58.0%Crown 31.8°Girdle: MediumPavilion 40.3°Culet: NoneDepth 58.7%

Caratlytics Score

How it works →
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: $4,345 AUD|Low: $856 AUD|High: $4,410 AUD|Avg: $1,841 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 4$891 AUD
Retailer 7$999 AUD
Retailer 5$1,106 AUD
Retailer 8$1,106 AUD
Retailer 2$1,143 AUD
Retailer 6$1,691 AUD
Retailer 9$1,748 AUD
Retailer 10$2,314 AUD
Retailer 3$2,643 AUD
MOH London$4,345 AUD

16 data points across 10 retailers

10 retailers$891 AUD to $4,345 AUD

A
Cheapest Retailer
-
$891 AUD
B+
Retailer 2
-
$999 AUD
View
Final sale: no returns
B+
Retailer 3
-
$999 AUD
View
B+
Retailer 4
-
$1,106 AUD
View
Retailer 5
-
$1,106 AUD
View
Price last confirmed 21 days ago
B+
Retailer 6
-
$1,143 AUD
View
B
Retailer 7
-
$1,691 AUD
View
B
Retailer 8
-
$2,643 AUD
View
B
Retailer 9
-
$2,908 AUD
View
Most Expensive
B
MOH London
LG451055455 · Nov 5
$4,345 AUD
£2,395 GBP
View
9 more retailers have this diamond
Prices start from $891 AUDSave up to $3,454 AUD

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
1.41ct Round
$891 AUD