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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 $383 NZD
$216 USD
As of October 29, 2026
Save $1,906 NZD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,289 NZD at Brilliant Earth · As of October 31, 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 29, 2026, with prices from $383 to $2,289, a $1,906 spread on the same certified stone. Brilliant Earth lists it at $2,289. 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: $2,289 NZD|Low: $376 NZD|High: $2,289 NZD|Avg: $985 NZD
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
November 1, 2026
Retailer 10$383 NZD
Retailer 3$424 NZD
Retailer 18$440 NZD
Retailer 13$470 NZD
Retailer 8$476 NZD
Retailer 2$786 NZD
Retailer 4$807 NZD
Retailer 6$817 NZD
Retailer 12$855 NZD
Retailer 11$870 NZD
Retailer 17$919 NZD
Retailer 16$960 NZD
Retailer 7$1,163 NZD
Retailer 14$1,513 NZD
Retailer 15$1,519 NZD
Retailer 5$1,608 NZD
Retailer 9$1,909 NZD
Brilliant Earth$2,289 NZD

27 data points across 18 retailers

18 retailers$383 NZD to $2,289 NZD

A
Cheapest Retailer
-
$383 NZD
$216 USD
A
Retailer 2
-
$424 NZD
$239 USD
View
Final sale: no returns
A
Retailer 3
-
$440 NZD
$248 USD
View
A
Retailer 4
-
$470 NZD
$265 USD
View
A
Retailer 5
-
$476 NZD
$268 USD
View
A
Retailer 6
-
$786 NZD
£349 GBP
View
A
Retailer 7
-
$807 NZD
$455 USD
View
A
Retailer 8
-
$817 NZD
ZAR 7,443 ZAR
View
A
Retailer 9
-
$855 NZD
€459 EUR
View
A
Retailer 10
-
$870 NZD
£386 GBP
View
A
Retailer 11
-
$919 NZD
$518 USD
View
B+
Retailer 12
-
$960 NZD
$541 USD
View
B+
Retailer 13
-
$1,163 NZD
A$1,008 AUD
View
B
Retailer 14
-
$1,513 NZD
$853 USD
View
B
Retailer 15
-
$1,519 NZD
$856 USD
View
B
Retailer 16
-
$1,608 NZD
$906 USD
View
B
Retailer 17
-
$1,909 NZD
£847 GBP
View
Most Expensive
B
Brilliant Earth
16723262A · Oct 31
$2,289 NZD
$1,290 USD
View
17 more retailers have this diamond
Prices start from $383 NZDSave up to $1,906 NZD

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
$383 NZD