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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 $216 USD
As of October 29, 2026
Save $1,074 USD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,290 USD 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 $216 to $1,290, a $1,074 spread on the same certified stone. Brilliant Earth lists it at $1,290. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,290 USD|Low: $203 USD|High: $1,360 USD|Avg: $558 USD|-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 5$216 USD
Retailer 7$242 USD
Retailer 18$251 USD
Retailer 9$268 USD
Retailer 16$268 USD
Retailer 12$450 USD
Retailer 3$459 USD
Retailer 14$461 USD
Retailer 13$485 USD
Retailer 2$490 USD
Retailer 8$520 USD
Retailer 6$542 USD
Retailer 15$655 USD
Retailer 10$862 USD
Retailer 4$865 USD
Retailer 11$906 USD
Retailer 17$1,076 USD
Brilliant Earth$1,290 USD

31 data points across 18 retailers

18 retailers$216 USD to $1,290 USD

A
Cheapest Retailer
-
$216 USD
A
Retailer 2
-
$242 USD
View
Final sale: no returns
A
Retailer 3
-
$251 USD
View
A
Retailer 4
-
$268 USD
View
A
Retailer 5
-
$268 USD
View
A
Retailer 6
-
$450 USD
£355 GBP
View
A
Retailer 7
-
$459 USD
View
A
Retailer 8
-
$461 USD
ZAR 7,443 ZAR
View
A
Retailer 9
-
$485 USD
€462 EUR
View
B+
Retailer 10
-
$490 USD
£386 GBP
View
A
Retailer 11
-
$520 USD
View
B+
Retailer 12
-
$542 USD
View
B+
Retailer 13
-
$655 USD
A$1,008 AUD
View
B
Retailer 14
-
$862 USD
View
B
Retailer 15
-
$865 USD
View
B
Retailer 16
-
$906 USD
View
B
Retailer 17
-
$1,076 USD
£847 GBP
View
Most Expensive
B
Brilliant Earth
16723262A · Oct 28
$1,290 USD
View
17 more retailers have this diamond
Prices start from $216 USDSave up to $1,074 USD

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
$216 USD