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Round|Lab Grown|IGI

1.45ct J VS2 Round Lab Grown Diamond

EX • J/VS2 • IGI LG451057581

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451057581

Diamond specifications and retailer prices

From $1,069 AUD
$751 USD
As of October 29, 2026
Save $3,826 AUD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,895 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.45ct lab-grown round diamond

This 1.45ct 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 LG451057581 or 451057581. Listed at 12 retailers as of October 29, 2026, with prices from $1,069 to $4,895, a $3,826 spread on the same certified stone. MOH London lists it at $4,895. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
J
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451057581
Dimensions7.31 × 7.25 × 4.37 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.31 mm7.25 mm1.45 ctJ / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451057581
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.9%

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: Oct 29
Current: $4,895 AUD|Low: $1,026 AUD|High: $4,933 AUD|Avg: $2,025 AUD|-0.5%
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
October 29, 2026
Retailer 9$1,069 AUD
Retailer 3$1,163 AUD
Retailer 14$1,197 AUD
Retailer 11$1,240 AUD
Retailer 13$1,240 AUD
Retailer 2$1,447 AUD
Retailer 10$1,466 AUD
Retailer 7$1,495 AUD
Retailer 5$1,957 AUD
Retailer 12$2,008 AUD
Retailer 6$2,774 AUD
Retailer 8$2,948 AUD
Retailer 4$3,486 AUD
MOH London$4,895 AUD

37 data points across 14 retailers

12 retailers$1,069 AUD to $4,895 AUD

A
Cheapest Retailer
-
$1,069 AUD
$751 USD
A
Retailer 2
-
$1,163 AUD
$817 USD
View
A
Retailer 3
-
$1,197 AUD
$841 USD
View
Final sale: no returns
Retailer 4
-
$1,240 AUD
$871 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$1,240 AUD
$871 USD
View
A
Retailer 6
-
$1,447 AUD
£800 GBP
View
B+
Retailer 7
-
$1,466 AUD
$1,030 USD
View
A
Retailer 8
-
$1,495 AUD
$1,050 USD
View
B+
Retailer 9
-
$2,008 AUD
$1,411 USD
View
B
Retailer 10
-
$2,948 AUD
$2,071 USD
View
B
Retailer 11
-
$3,486 AUD
$2,449 USD
View
Most Expensive
B
MOH London
LG451057581 · Oct 29
$4,895 AUD
£2,708 GBP
View
11 more retailers have this diamond
Prices start from $1,069 AUDSave up to $3,826 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
1.45ct Round
$1,069 AUD