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Oval|Lab Grown|IGI

1.53ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG451075914

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451075914

Diamond specifications and retailer prices

From $3,332 AUD
CA$3,251 CAD
As of October 30, 2026
3 retailers carry this diamond
Most expensive: $3,332 AUD at Diamond Exchange Canada
View at Diamond Exchange Canada

About this 1.53ct lab-grown oval diamond

This 1.53ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451075914 or 451075914. Listed at 3 retailers as of October 30, 2026. 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

1.53
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle33.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451075914
Dimensions9.31 × 6.49 × 4.10 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by high pressure high temperature process (HPHT) Type II
Top View
9.31 mm6.49 mm1.53 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateIGI LG451075914
Side View
Table 57.5%Crown 33.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.2%

Caratlytics Score

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C
Average
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Price History

Last verified: Oct 30
Current: $3,332 AUD|Low: $534 AUD|High: $3,332 AUD|Avg: $1,384 AUD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 27, 2026
Retailer 5$534 AUD
Retailer 10$568 AUD
Retailer 6$653 AUD
Retailer 7$662 AUD
Retailer 2$1,012 AUD
Retailer 9$1,021 AUD
Retailer 3$1,186 AUD
Retailer 8$2,121 AUD
Retailer 4$2,685 AUD
Diamond Exchange Canada$3,332 AUD

9 data points across 10 retailers

3 retailers

Retailer 1
-
$534 AUD
$375 USD
Price last confirmed 37 days ago
Retailer 2
-
$653 AUD
$459 USD
View
Price last confirmed 37 days ago
Most Expensive
C
Diamond Exchange Canada
1995963733 · Oct 30
$3,332 AUD
CA$3,251 CAD
View
2 more retailers have this diamond

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.

C
1.53ct Oval
$3,332 AUD