CaratHunter
Plans
Round|Lab Grown|IGI

1.25ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG447001340

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447001340

Diamond specifications and retailer prices

From $1,014 AUD
As of November 5, 2026
Save $5,949 AUD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,963 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG447001340 or 447001340. Listed at 13 retailers as of November 5, 2026, with prices from $1,014 to $6,963, a $5,949 spread on the same certified stone. MOH London lists it at $6,963. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001340
Dimensions6.79 × 6.82 × 4.31 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
6.79 mm6.82 mm1.25 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447001340
Side View
Table 58.0%Crown 36.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.2%

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: $6,963 AUD|Low: $1,014 AUD|High: $7,074 AUD|Avg: $3,163 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
Retailer 14
November 6, 2026
Retailer 8$1,014 AUD
Retailer 9$1,873 AUD
Retailer 14$2,038 AUD
Retailer 13$2,098 AUD
Retailer 10$2,173 AUD
Retailer 12$2,173 AUD
Retailer 4$2,421 AUD
Retailer 5$2,977 AUD
Retailer 11$3,437 AUD
Retailer 7$3,997 AUD
Retailer 6$4,050 AUD
Retailer 3$4,073 AUD
Retailer 2$4,755 AUD
MOH London$6,963 AUD

43 data points across 14 retailers

13 retailers$1,014 AUD to $6,963 AUD

A
Cheapest Retailer
-
$1,014 AUD
B+
Retailer 2
-
$1,873 AUD
View
B+
Retailer 3
-
$2,038 AUD
View
B
Retailer 4
-
$2,098 AUD
View
Final sale: no returns
B+
Retailer 5
-
$2,173 AUD
View
Retailer 6
-
$2,173 AUD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$2,421 AUD
View
B
Retailer 8
-
$3,437 AUD
View
B
Retailer 9
-
$3,997 AUD
View
B
Retailer 10
-
$4,050 AUD
View
B
Retailer 11
-
$4,073 AUD
View
B
Retailer 12
-
$4,755 AUD
View
Most Expensive
B
MOH London
LG447001340 · Nov 5
$6,963 AUD
£3,838 GBP
View
12 more retailers have this diamond
Prices start from $1,014 AUDSave up to $5,949 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