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Oval|Lab Grown|IGI

1.45ct E SI2 Oval Lab Grown Diamond

ID • E/SI2 • IGI LG833633908

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG833633908

Diamond specifications and retailer prices

From $354 AUD
$249 USD
As of October 28, 2026
Save $1,610 AUD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,964 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.45ct lab-grown oval diamond

This 1.45ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG833633908 or 833633908. Listed at 12 retailers as of October 28, 2026, with prices from $354 to $1,964, a $1,610 spread on the same certified stone. Brilliant Earth lists it at $1,964. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.45
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833633908
Dimensions9.23 × 6.44 × 3.71 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.23 mm6.44 mm1.45 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833633908
Side View
Table 57.0%Crown 36.6°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 57.6%

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 28
Current: $1,964 AUD|Low: $252 AUD|High: $2,021 AUD|Avg: $970 AUD|-2.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 8$354 AUD
Retailer 3$670 AUD
Retailer 5$682 AUD
Retailer 6$707 AUD
Retailer 2$733 AUD
Retailer 7$1,268 AUD
Retailer 4$1,578 AUD
Brilliant Earth$1,964 AUD

41 data points across 8 retailers

12 retailers$354 AUD to $1,964 AUD

Retailer 1
-
$317 AUD
$223 USD
Price last confirmed 19 days ago
A
Retailer 2
-
$354 AUD
$249 USD
View
Final sale: no returns
Retailer 3
-
$369 AUD
$259 USD
View
Price last confirmed 20 days ago
Retailer 4
-
$393 AUD
$276 USD
View
Price last confirmed 17 days ago
Retailer 5
-
$393 AUD
$276 USD
View
Price last confirmed 27 days ago
B+
Retailer 6
-
$670 AUD
$471 USD
View
A
Retailer 7
-
$707 AUD
$497 USD
View
B+
Retailer 8
-
$733 AUD
£405 GBP
View
Retailer 9
-
$1,264 AUD
$888 USD
View
Price last confirmed 22 days ago
B
Retailer 10
-
$1,268 AUD
$891 USD
View
B
Retailer 11
-
$1,578 AUD
£873 GBP
View
Most Expensive
B
Brilliant Earth
21319078A · Oct 28
$1,964 AUD
$1,380 USD
View
11 more retailers have this diamond
Prices start from $354 AUDSave up to $1,610 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 Oval
$354 AUD