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Round|Lab Grown|IGI

1.25ct J VS2 Round Lab Grown Diamond

ID • J/VS2 • IGI LG492123266

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492123266

Diamond specifications and retailer prices

From $1,014 AUD
As of November 5, 2026
Save $5,747 AUD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,762 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.25ct lab-grown round diamond

This 1.25ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG492123266 or 492123266. Listed at 12 retailers as of November 5, 2026, with prices from $1,014 to $6,762, a $5,747 spread on the same certified stone. MOH London lists it at $6,762. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
J
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492123266
Dimensions6.89 × 6.86 × 4.26 mm
L/W Ratio1.00
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
6.89 mm6.86 mm1.25 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492123266
Side View
Table 57.5%Crown 35.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

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: $6,762 AUD|Low: $1,014 AUD|High: $6,870 AUD|Avg: $3,053 AUD|-1.3%
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 5, 2026
Retailer 2$1,014 AUD
Retailer 7$1,818 AUD
Retailer 11$2,037 AUD
Retailer 8$2,110 AUD
Retailer 10$2,110 AUD
Retailer 12$2,357 AUD
Retailer 4$2,430 AUD
Retailer 13$2,901 AUD
Retailer 9$3,341 AUD
Retailer 6$3,608 AUD
Retailer 3$3,933 AUD
Retailer 5$4,721 AUD
MOH London$6,762 AUD

18 data points across 13 retailers

12 retailers$1,014 AUD to $6,762 AUD

A
Cheapest Retailer
-
$1,014 AUD
B+
Retailer 2
-
$1,818 AUD
View
B+
Retailer 3
-
$1,978 AUD
View
B+
Retailer 4
-
$2,037 AUD
View
Final sale: no returns
B
Retailer 5
-
$2,110 AUD
View
Retailer 6
-
$2,110 AUD
View
Price last confirmed 25 days ago
B+
Retailer 7
-
$2,357 AUD
View
B
Retailer 8
-
$3,341 AUD
View
Retailer 9
-
$3,608 AUD
View
Price last confirmed 8 days ago
B
Retailer 10
-
$3,933 AUD
View
B
Retailer 11
-
$3,954 AUD
View
Most Expensive
B
MOH London
LG492123266 · Nov 5
$6,762 AUD
£3,727 GBP
View
11 more retailers have this diamond
Prices start from $1,014 AUDSave up to $5,747 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
1.25ct Round
$1,014 AUD