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Round|Lab Grown|IGI

1.45ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG733545857

Shape and cutting style on the report: Round brilliant

Certificate IGI LG733545857

Diamond specifications and retailer prices

From $307 AUD
$216 USD
As of October 29, 2026
Save $1,529 AUD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,836 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG733545857 or 733545857. Listed at 18 retailers as of October 28, 2026, with prices from $307 to $1,836, a $1,529 spread on the same certified stone. Brilliant Earth lists it at $1,836. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733545857
Dimensions7.33 × 7.27 × 4.45 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.33 mm7.27 mm1.45 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733545857
Side View
Table 59.0%Crown 33.1°Girdle: MediumPavilion 41.2°Culet: NoneDepth 60.8%

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: $1,836 AUD|Low: $289 AUD|High: $1,936 AUD|Avg: $802 AUD|-5.1%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 6$307 AUD
Retailer 2$340 AUD
Retailer 4$357 AUD
Retailer 9$381 AUD
Retailer 18$381 AUD
Retailer 12$633 AUD
Retailer 11$648 AUD
Retailer 16$656 AUD
Retailer 15$690 AUD
Retailer 13$698 AUD
Retailer 8$740 AUD
Retailer 7$771 AUD
Retailer 17$933 AUD
Retailer 10$1,227 AUD
Retailer 5$1,231 AUD
Retailer 14$1,290 AUD
Retailer 3$1,531 AUD
Brilliant Earth$1,836 AUD

29 data points across 18 retailers

18 retailers$307 AUD to $1,836 AUD

A
Cheapest Retailer
-
$307 AUD
$216 USD
A
Retailer 2
-
$340 AUD
$239 USD
View
Final sale: no returns
A
Retailer 3
-
$357 AUD
$251 USD
View
A
Retailer 4
-
$381 AUD
$268 USD
View
A
Retailer 5
-
$381 AUD
$268 USD
View
A
Retailer 6
-
$633 AUD
£350 GBP
View
A
Retailer 7
-
$648 AUD
$455 USD
View
A
Retailer 8
-
$656 AUD
ZAR 7,443 ZAR
View
A
Retailer 9
-
$690 AUD
€462 EUR
View
A
Retailer 10
-
$698 AUD
£386 GBP
View
A
Retailer 11
-
$740 AUD
$520 USD
View
B+
Retailer 12
-
$771 AUD
$542 USD
View
B+
Retailer 13
-
$933 AUD
View
B
Retailer 14
-
$1,227 AUD
$862 USD
View
B
Retailer 15
-
$1,231 AUD
$865 USD
View
B
Retailer 16
-
$1,290 AUD
$906 USD
View
B
Retailer 17
-
$1,531 AUD
£847 GBP
View
Most Expensive
B
Brilliant Earth
16723262A · Oct 28
$1,836 AUD
$1,290 USD
View
17 more retailers have this diamond
Prices start from $307 AUDSave up to $1,529 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
$307 AUD