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Oval|Lab Grown|IGI

1.58ct F SI1 Oval Lab Grown Diamond

EX • F/SI1 • IGI LG732527463

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG732527463

Diamond specifications and retailer prices

From $1,684 AUD
$1,180 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $1,684 AUD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.58ct lab-grown oval diamond

This 1.58ct lab-grown oval sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG732527463 or 732527463. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

1.58
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG732527463
Dimensions9.23 × 6.73 × 4.10 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Top View
9.23 mm6.73 mm1.58 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG732527463
Side View
Table 62.0%Crown 35.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $1,684 AUD|Low: $385 AUD|High: $2,469 AUD|Avg: $1,165 AUD|-24.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
April 14, 2026
Retailer 2$460 AUD
Retailer 7$618 AUD
Retailer 8$721 AUD
Retailer 3$749 AUD
Retailer 5$1,002 AUD
Retailer 6$1,162 AUD
Retailer 4$1,217 AUD
Brilliant Earth$1,684 AUD

48 data points across 8 retailers

1 retailer

B
Brilliant Earth
17054421A · Nov 2
$1,684 AUD
$1,180 USD
View

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.

B
1.58ct Oval
$1,684 AUD