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1.26ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG480168608

Shape and cutting style on the report: Round brilliant

Certificate IGI LG480168608

Diamond specifications and retailer prices

From $801 AUD
As of November 5, 2026
Save $3,500 AUD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,301 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.26ct lab-grown round diamond

This 1.26ct 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 LG480168608 or 480168608. Listed at 10 retailers as of November 5, 2026, with prices from $801 to $4,301, a $3,500 spread on the same certified stone. MOH London lists it at $4,301. 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

1.26
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31.9°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG480168608
Dimensions7.01 × 6.97 × 4.21 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
7.01 mm6.97 mm1.26 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG480168608
Side View
Table 61.0%Crown 31.9°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 60.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $4,301 AUD|Low: $641 AUD|High: $4,365 AUD|Avg: $1,708 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$801 AUD
Retailer 7$897 AUD
Retailer 5$993 AUD
Retailer 8$993 AUD
Retailer 2$1,029 AUD
Retailer 6$1,533 AUD
Retailer 9$1,603 AUD
Retailer 10$2,078 AUD
Retailer 3$2,564 AUD
MOH London$4,301 AUD

18 data points across 10 retailers

10 retailers$801 AUD to $4,301 AUD

A
Cheapest Retailer
-
$801 AUD
B+
Retailer 2
-
$897 AUD
View
B+
Retailer 3
-
$897 AUD
View
Final sale: no returns
Retailer 4
-
$993 AUD
View
Price last confirmed 21 days ago
B+
Retailer 5
-
$993 AUD
View
B+
Retailer 6
-
$1,029 AUD
View
B
Retailer 7
-
$1,533 AUD
View
B
Retailer 8
-
$2,564 AUD
View
B
Retailer 9
-
$2,613 AUD
View
Most Expensive
B
MOH London
LG480168608 · Nov 5
$4,301 AUD
£2,371 GBP
View
9 more retailers have this diamond
Prices start from $801 AUDSave up to $3,500 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
1.26ct Round
$801 AUD